China OEM Track Roller Bearing Supporting Roller Bearing Cam Follower connecting rod bearing

Product Description

 

Basic Features of Track Roller Bearing
Types Stud type track roller bearing
Yoke type track roller bearing
Series RSTO… and STO…
RNA22…2RS and NA22…RS
NATR… and NATV…
NUTR…
KR… and KRE…
KRV… and KRVE…
NUKR… and NUKRE…
NAST…ZZ
PWTR…2RS
KR52…NUUP
PWKR…2RS
Material Bearing Steel(GCr15, 100Cr6)
SPCC St14
Dimension Metric and Inch
Dimension Range 15mm~200mm(bore diameter)
MOQ 1
Delivery Time 15-45 days
Sea Ports ZheJiang HangZhou HangZhou

Why Choose HECTO?
1. More than 20 years of manufacturing and exporting experiences
2. an IATF16949 company
3. 100% inspecting of products
4. More competitive prices with better quality
5. More than 99% of delivery in time
6. Rapid response of your emails and questions
7. Products can be traced back

 
 
 
 

RSTO… and STO… series

Bearing No.
(without inner ring)
Weight
(g)
Bearing No.
(with inner ring)
Weight
(g)
Dimensions(mm) Basic Load Rating(KN) Limiting Speed
(RPM)
D C B Fw E r Cr Cor
RSTO  5TN 8.5 16 7.8 7 10 0.3 2.55 2.55 16000
RSTO  6TN 12.5 STO  6TN 17 6 19 9.8 10 10 13 0.3 3.75 4.5 10000
RSTO  8TN 21 STO  8TN 26 8 24 9.8 10 12 15 0.3 4.2 5.5 8000
RSTO 10 42 STO 10 49 10 30 11.8 12 14 20 0.3 8.4 9.2 5500
RSTO 12 49 STO 12 57 12 32 11.8 12 16 22 0.3 8.9 10.1 4500
RSTO 15 50 STO 15 63 15 35 11.8 12 20 26 0.3 9.1 10.7 3300
RSTO 17 88 STO 17 107 17 40 15.8 16 22 29 0.3 14.3 17.7 2800
RSTO 20 130 STO 20 152 20 47 15.8 16 25 32 0.3 16.2 21.5 2400
RSTO 25 150 STO 25 177 25 52 15.8 16 30 37 0.3 16.5 22.9 1800
RSTO 30 255 STO 30 308 30 62 19.8 20 38 46 0.6 23.3 35 1300
RSTO 35 375 STO 35 441 35 72 19.8 20 42 50 0.6 25.5 40 1100
RSTO 40 420 STO 40 530 40 80 19.8 20 50 58 1 35 59.3 850
RSTO 45 453 STO 45 576 45 85 19.8 20 55 63 1 25.5 43 750
RSTO 50 481 STO 50 617 50 90 19.8 20 60 68 1 43.6 83.4 650

RNA22…2RS and NA22…2RS series

Bearing No.
(without inner ring)
Weight
(g)
Bearing No.
(with inner ring)
Weight
(g)
Dimensions(mm) Basic Load Rating(KN) Limiting Speed
(RPM)
D C B Fw D1 r r1 Cr Cor
RNA22/6.2RS NA22/6.2RS 6 19 11.8 12 10 16 0.3 0.3 4.8 4.6
RNA2200.2RS 52 NA2200.2RS 60 10 30 13.8 14 14 20 0.6 0.3 8 8.5 5500
RNA2201.2RS 57 NA2201.2RS 67 12 32 13.8 14 16 22 0.6 0.3 7.5 9 4700
RNA2202.2RS 60 NA2202.2RS 75 15 35 13.8 14 20 26 0.6 0.3 8.2 9.6 3400
RNA2203.2RS 94 NA2203.2RS 112 17 40 15.8 16 22 28 1 0.3 9.7 10.8 3000
RNA2204.2RS 152 NA2204.2RS 177 20 47 17.8 18 25 33 1 0.3 15.2 18.3 2300
RNA2205.2RS 179 NA2205.2RS 209 25 52 17.8 18 30 38 1 0.3 15.7 20 1800
RNA2206.2RS 284 NA2206.2RS 324 30 62 19.8 20 35 43 1 0.6 18.4 25.5 1400
RNA2207.2RS 432 NA2207.2RS 505 35 72 22.7 23 42 50 1.1 0.6 31.8 45.7 1100
RNA2208.2RS 530 NA2208.2RS 628 40 80 22.7 23 48 57 1.1 0.6 27.5 40.5 850
RNA2209.2RS 545 NA2209.2RS 655 45 85 22.7 23 52 62 1.1 0.6 28.5 43 800
RNA2210.2RS 563 NA2210.2RS 690 50 90 22.7 23 58 68 1.1 0.6 43.2 70 650

NATR… and NATV… series

Bearing No. Weight
(g)
Bearing No. Weight
(g)
Dimensions(mm) Basic Load Rating(KN) Limiting Speed
(RPM)
D B C d1 r Cr Cor
NATR  5 14 NATR  5PP 14 5 16 12 11 12 0.15 2.8 2.5 14000
NATV  5 15 NATV  5PP 15 5 16 12 11 12 0.15 7 8.6 3800
NATR  6 20 NATR  6PP 20 6 19 12 11 14 0.15 3.2 3.3 11000
NATV  6 21 NATV  6PP 21 6 19 12 11 14 0.15 7.9 10.7 3100
NATR  8 41 NATR  8PP 41 8 24 15 14 19 0.3 4.8 4.8 7500
NATV  8 42 NATV  8PP 42 8 24 15 14 19 0.3 10.2 12.9 2500
NATR 10 64 NATR 10PP 64 10 30 15 14 23 0.6 6.9 7 5500
NATV 10 65 NATV 10PP 65 10 30 15 14 23 0.6 12.5 15.3 2100
NATR 12 71 NATR 12PP 71 12 32 15 14 25 0.6 6.9 7.1 4500
NATV 12 72 NATV 12PP 72 12 32 15 14 25 0.6 13.3 17 1800
NATR 15 103 NATR 15PP 103 15 35 19 18 27 0.6 10.3 14.8 3600
NATV 15 105 NATV 15PP 105 15 35 19 18 27 0.6 19.6 34.7 1600
NATR 17 144 NATR 17PP 144 17 40 21 20 32 1 18.2 21.9 2900
NATV 17 152 NATV 17PP 152 17 40 21 20 32 1 31.5 45.3 1400
NATR 20 246 NATR 20PP 246 20 47 25 24 37 1 22.4 29.9 2400
NATV 20 254 NATV 20PP 254 20 47 25 24 37 1 37.7 59.1 1300
NATR 25 275 NATR 25PP 275 25 52 25 24 42 1 24 34.2 1800
NATV 25 285 NATV 25PP 285 25 52 25 24 42 1 43 73.6 1000
NATR 30 470 NATR 30PP 470 30 62 29 28 51 1 32.9 50.3 1300
NATV 30 481 NATV 30PP 481 30 62 29 28 51 1 57.1 104 850
NATR 35 635 NATR 35PP 635 35 72 29 28 58 1.1 34.4 55.8 1000
NATV 35 647 NATV 35PP 647 35 72 29 28 58 1.1 59.3 114.5 750
NATR 40 805 NATR 40PP 805 40 80 32 30 66 1.1 38.5 66.6 850
NATV 40 890 NATV 40PP 890 40 80 32 30 66 1.1 70.8 149.1 650
NATR 45 910 NATR 45PP 910 45 85 32 30 72 1.1 42.6 77.8 750
NATV 45 935 NATV 45PP 935 45 85 32 30 72 1.1 74.5 164.4
NATR 50 960 NATR 50PP 960 50 90 32 30 76 1.1 44.3 85.1 650
NATV 50 990 NATV 50PP 990 50 90 32 30 76 1.1 78 179.8 550

NUTR… series

Bearing No. Weight
(g)
Dimensions(mm) Basic Load Rating(KN)   Limiting Speed
(RPM)
D B C d1 r rs1 Cr Cor Fr perm For perm
NUTR 15 99 15 35 19 18 20 0.6 0.3 22.7 26.2 8.6 16.8 6500
NUTR 1542 158 15 42 19 18 20 0.6 0.3 22.7 26.2 21.9 21.9 6500
NUTR 17 147 17 40 21 21 22 1 0.5 27.7 32.4 13.1 22.6 5500
NUTR 1747 220 17 47 21 21 22 1 0.5 27.7 32.4 28 28 5500
NUTR 20 245 20 47 25 24 27 1 0.5 39.7 44 16.4 33 4200
NUTR 2052 321 20 52 25 24 27 1 0.5 39.7 44 38.5 41 4200
NUTR 25 281 25 52 25 24 31 1 0.5 44.7 57.2 17.3 34.5 3400
NUTR 2562 450 25 62 25 24 31 1 0.5 44.7 57.2 50 50 3400
NUTR 30 465 30 62 29 28 38 1 0.5 63.7 89.7 23.5 46.5 2600
NUTR 3072 697 30 72 29 28 38 1 0.5 63.7 89.7 64 64 2600
NUTR 35 630 35 72 29 28 44 1.1 0.6 75.1 104.6 32 60 2100
NUTR 3580 838 35 80 29 28 44 1.1 0.6 75.1 104.6 72 72 2100
NUTR 40 816 40 80 32 30 51 1.1 0.6 90.4 131.1 30.5 60 1600
NUTR 4090 1129 40 90 32 30 51 1.1 0.6 90.4 131.1 84 95 1600
NUTR 45 883 45 85 32 30 55 1.1 0.6 95.5 144.4 31.5 61 1400
NUTR 45100 1396 45 100 32 30 55 1.1 0.6 95.5 144.4 106 107 1400
NUTR 50 950 50 90 32 30 60 1.1 0.6 97.2 161.4 32 62 1300
NUTR 50110 1690 50 110 32 30 60 1.1 0.6 97.2 161.4 120 120 1300

KR… and KRE… series
KRV… and KRVE… series

Bearing No. Weight
(g)
Bearing No. Weight
(g)
Dimensions(mm) Basic Load Rating(KN) Limiting Speed Eccentric Collar Tightening Torque with Nut
D d C r B B1 B2 G G1 M M1 C1 d2 Cr Cor (RPM) d1 B3 e Nm
KR  16 18 KRE  16 20 16 6 11 0.15 28 16 M6×1 8 4 0.6 12 2.81 2.58 14000 9 7 0.5 3
KRV 16 20 KRVE 16 22 16 6 11 0.15 28 16 M6×1 8 4 0.6 12 7.02 8.69 3800 9 7 0.5 3
KR  19 28 KRE  19 31 19 8 11 0.15 32 20 M8×1.25 10 4 0.6 14 3.26 3.33 11000 11 9 0.5 8
KRV 19 32 KRVE 19 35 19 8 11 0.15 32 20 M8×1.25 10 4 0.6 14 7.94 10.75 3100 11 9 0.5 8
KR  22  44 KRE  22  48 22 10 12 0.3 36 23 M10×1 12 4 0.6 17 4.33 5.12 8000 13 10 0.5 15
KRV 22 45 KRVE 22 49 22 10 12 0.3 36 23 M10×1 12 4 0.6 17 8.94 13.3 2600 13 10 0.5 15
KR  26 58 KRE  26 62 26 10 12 0.3 36 23 M10×1 12 4 0.6 17 4.33 5.12 8000 13 10 0.5 15
KRV 26 61 KRVE 26 65 26 10 12 0.3 36 23 M10×1 12 4 0.6 17 8.94 13.3 2600 13 10 0.5 15
KR  30 87 KRE  30 93 30 12 14 0.6 40 25 6 M12×1.5 13 6 3 0.6 23 6.97 7.06 5500 15 11 0.5 22
KRV 30 89 KRVE 30 95 30 12 14 0.6 40 25 6 M12×1.5 13 6 3 0.6 23 12.6 15.3 2100 15 11 0.5 22
KR  32 98 KRE  32 104 32 12 14 0.6 40 25 6 M12×1.5 13 6 3 0.6 23 6.97 7.06 5500 15 11 0.5 22
KRV 32 100 KRVE 32 106 32 12 14 0.6 40 25 6 M12×1.5 13 6 3 0.6 23 12.6 15.3 2100 15 11 0.5 22
KR  35 169 KRE  35 182 35 16 18 0.6 52 32.5 8 M16×1.5 17 6 3 0.8 27 10.3 14.8 3600 20 14 1 58
KRV 35 171 KRVE 35 184 35 16 18 0.6 52 32.5 8 M16×1.5 17 6 3 0.8 27 19.7 34.8 1600 20 14 1 58
KR  40 247 KRE  40 263 40 18 20 1 58 36.5 8 M18×1.5 19 6 3 0.8 32 18.2 22 2900 22 16 1 87
KRV 40 249 KRVE 40 265 40 18 20 1 58 36.5 8 M18×1.5 19 6 3 0.8 32 31.5 45.3 1400 22 16 1 87
KR  47 386 KRE  47 406 47 20 24 1 66 40.5 9 M20×1.5 21 8 4 0.8 37 22.2 29.9 2400 24 18 1 120
KRV 47 409 KRVE 47 423 47 20 24 1 66 40.5 9 M20×1.5 21 8 4 0.8 37 37.3 59.2 1400 24 18 1 120
KR  52 461 KRE  52 481 52 20 24 1 66 40.5 9 M20×1.5 21 8 4 0.8 37 22.2 29.9 2400 24 18 1 120
KRV 52 484 KRVE 52 504 52 20 24 1 66 40.5 9 M20×1.5 21 8 4 0.8 37 37.3 59.2 1300 24 18 1 120
KR  62 790 KRE  62 818 62 24 29 1 80 49.5 11 M24×1.5 25 8 4 0.8 44 32.8 47.3 1900 28 22 1 220
KRV 62 802 KRVE 62 830 62 24 29 1 80 49.5 11 M24×1.5 25 8 4 0.8 44 53.8 91 1100 28 22 1 220
KR  72 1040 KRE  72 72 24 29 1.1 80 49.5 11 M24×1.5 25 8 4 0.8 44 32.8 47.3 1900 28 22 1 220
KRV 72 1045 KRVE 72 72 24 29 1.1 80 49.5 11 M24×1.5 25 8 4 0.8 44 53.8 91 1100 28 22 1 220
KR  80 1550 KRE  80 80 30 35 1.1 100 63 15 M30×1.5 32 8 4 1 53 48.2 83.9 1300 35 29 1.5 450
KRV 80 1561 KRVE 80 80 30 35 1.1 100 63 15 M30×1.5 32 8 4 1 53 74.9 150.3 850 35 29 1.5 450
KR  85 KRE  85 85 30 35 1.1 100 63 15 M30×1.5 32 8 4 1 53 48.2 83.9 1300 35 29 1.5 450
KRV 85 KRVE 85 85 30 35 1.1 100 63 15 M30×1.5 32 8 4 1 53 74.9 150.3 850 35 29 1.5 450
KR  90 1950 KRE  90 90 30 35 1.1 100 63 15 M30×1.5 32 8 4 1 53 48.2 83.9 1300 35 29 1.5 450
KRV 90 1970 KREV 90 90 30 35 1.1 100 63 15 M30×1.5 32 8 4 1 53 74.9 150.3 850 35 29 1.5 450

NUKR… and NUKRE… series

Bearing No. Weight
(g)
Bearing No. Weight
(g)
Dimensions(mm)   Basic Load Rating(KN) Limiting Speed Eccentric Collar Tightening Torque with Nut
D d C r B B1 B2 G G1 M1 C1 d2 A/F Cr Cor Fr perm For perm (RPM) d1 B3 e Nm
NUKR 35 164 35 16 18 0.6 52 32.5 7.8 M16×1.5 17 3 0.8 20 8 22.7 26.2 8.6 16.8 6500 20 12 1 58
NUKRE 35 177 35 16 18 0.6 52 29.5 7.8 M16×1.5 17 3 3.8 27 8 22.7 26.2 8.6 16.8 6500 20 12 1 58
NUKR 40  242 40 18 20 1 58 36.5 8 M18×1.5 19 3 0.8 22 8 27.7 32.4 13.1 22.6 5500 22 14 1 87
NUKRE 40 258 40 18 20 1 58 33.5 8 M18×1.5 19 3 3.8 30 8 27.7 32.4 13.1 22.6 5500 22 14 1 87
NUKR 47 380 NUKRE 47 400 47 20 24 1 66 40.5 9 M20×1.5 21 4 0.8 27 10 39.7 44 16.4 33 4200 24 18 1 120
NUKR 52 450 NUKRE 52 470 52 20 24 1 66 40.5 9 M20×1.5 21 4 0.8 31 10 44.7 55.2 17.3 34.5 3400 24 18 1 120
NUKR 62 795 NUKRE 62 824 62 24 28 1 80 49.5 11 M24×1.5 25 4 1.3 38 14 63.7 89.7 23.5 46.5 2600 28 22 1 220
NUKR 72 1571 NUKRE 72 1050 72 24 28 1.1 80 49.5 11 M24×1.5 25 4 1.3 44 14 74.1 104.6 32 60 2100 28 22 1 220
NUKR 80 1600 NUKRE 80 1670 80 30 35 1.1 100 63 15 M30×1.5 32 4 1 47 14 107 141.4 47.5 96 1800 35 29 1.5 450
NUKR 85 1790 NUKRE 85 1860 85 30 35 1.1 100 63 15 M30×1.5 32 4 1 47 14 107 141.4 1800 35 29 1.5 450
NUKR 90 1960 NUKRE 90 2571 90 30 35 1.1 100 63 15 M30×1.5 32 4 1 47 14 107 141.4 77 117 1800 35 29 1.5 450

NAST…ZZ series

Bearing No. Weight
(g)
Dimensions(mm) Basic Load Rating(KN) Limiting Speed
D B C d1 a e r Cr Cor (RPM)
NAST  6ZZ  24.5 6 19 14 13.8 14 2.5 0.8 0.5 4.1 4.5 17000
NAST  8ZZ  39 8 24 14 13.8 17.5 2.5 0.8 1 5.7 5.9 14000
NAST 10ZZ  65 10 30 16 15.8 23.5 2.5 0.8 1.5 9.48 9.32 12000
NAST 12ZZ  75 12 32 16 15.8 25.5 2.5 0.8 1.5 10 10.4 11000
NAST 15ZZ  83 15 35 16 15.8 29 2.5 0.8 1.5 11.7 13.4 8500
NAST 17ZZ  136 17 40 20 19.8 32.5 3 1 1.5 19.2 23.5 7500
NAST 20ZZ  195 20 47 20 19.8 38 3 1 1.5 20.8 27 7000
NAST 25ZZ  226 25 52 20 19.8 43 3 1 1.5 23 32.5 5500
NAST 30ZZ  402 30 62 25 24.8 50.5 4 1.2 1.5 35.3 55.3 4500
NAST 35ZZ  550 35 72 25 24.8 53.5 4 1.2 1.5 36 58.3 4000
NAST 40ZZ  710 40 80 26 25.8 61.5 4 1.2 2 37.3 64.3 3500
NAST 45ZZ  760 45 85 26 25.8 66.5 4 1.2 2 37.3 66.3 3000
NAST 50ZZ  830 50 90 26 25.8 76 4 1.2 2 38.9 71.6 3000

PWTR…2RS series

Bearing No. Weight
(g)
Dimensions(mm) Basic Load Rating(KN) Limiting Speed
D B C d1 r r1 Cr Cor Fr perm For perm (RPM)
PWTR 15.2RS 99 15 35 19 18 20 0.6 0.3 17.2 18.3 9.4 11.3 6000
PWTR 1542.2RS 158 15 42 19 18 20 0.6 0.3 17.2 18.3 14.1 14.1 6000
PWTR 17.2RS 147 17 40 21 21 22 1 0.5 19.4 20.8 13.8 13.8 5000
PWTR 1747.2RS 220 17 47 21 21 22 1 0.5 19.4 20.8 16.4 16.4 5000
PWTR 20.2RS 245 20 47 25 24 27 1 0.5 30.6 33.6 18.3 25.5 3800
PWTR 2052.2RS 321 20 52 25 24 27 1 0.5 30.6 33.6 29.5 29.5 3800
PWTR 25.2RS 281 25 52 25 24 31 1 0.5 34.4 40.8 19.3 28 3800
PWTR 2562.2RS 450 25 62 25 24 31 1 0.5 34.4 40.8 36 36 3800
PWTR 30.2RS 465 30 62 29 28 38 1 0.5 52.4 69.8 25.5 39.5 2200
PWTR 3072.2RS 697 30 72 29 28 38 1 0.5 52.4 69.8 49 49 2200
PWTR 35.2RS 630 35 72 29 28 44 1.1 0.6 61.8 81.4 34.5 46.5 1800
PWTR 3580.2RS 838 35 80 29 28 44 1.1 0.6 61.8 81.4 55 55 1800
PWTR 40.2RS 816 40 80 32 30 51 1.1 0.6 76 104.9 35 53 1500
PWTR 4090.2RS 1129 40 90 32 30 51 1.1 0.6 76 104.9 66 66 1500
PWTR 45.2RS 883 45 85 32 30 55 1.1 0.6 80.3 115.5 36 55 1300
PWTR 45100.2RS 1396 45 100 32 30 55 1.1 0.6 80.3 115.5 74 74 1300
PWTR 50.2RS 950 50 90 32 30 60 1.1 0.6 81.7 129 37 57 1100
PWTR 50110.2RS 1690 50 110 32 30 60 1.1 0.6 81.7 129 82 82 1100

KR52…NUUP series

Bearing No. Weight
(g)
Dimensions(mm) Basic Load Rating(KN) Limiting Speed
D d B B1 B2 C C1 d1 r G G1 A/F Cr Cor (RPM)
KR 5201 NUUP 120 35 12 49.2 17 32.5 15.9 0.8 17.1 0.6 M12×1.5 17 6 8.6 5.1 6000
KR 5202 NUUP 190 40 16 53.2 17 36.5 15.9 0.8 20 0.6 M16×1.5 19 8 9.8 6.2 6000
KR 5203 NUUP 290 47 18 58.8 18.5 40.5 17.5 0.8 22.9 0.6 M18×1.5 21 8 12.6 8.2 3800
KR 5204 NUUP 380 52 20 63.6 22.5 41.5 20.6 1.5 26.8 1 M20×1.5 21 10 15.8 10.5 3800
KR 5205 NUUP 580 62 24 70.9 21.5 49.5 20.6 0.8 30.3 1 M24×1.5 25 10 18.5 13 2200
KR 5206 NUUP 800 72 24 74.1 25 49.5 23.8 0.8 37.3 1 M24×1.5 25 10 24.6 17.7 2200
KR 5207 NUUP 1200 80 30 91 28 63 27 1 42.4 1.1 M30×1.5 32 12 30.5 22.4 1800

PWKR…2RS series

Bearing No. Weight
(g)
Bearing No. Weight
(g)
Dimensions(mm)   Basic Load Rating(KN) Limiting Speed Eccentric Collar Tightening Torque with Nut
D d C r B B1 B2 G G1 M1 C1 d2 A/F Cr Cor Fr pem For pem (RPM) d1 B3 e Nm
PWKR35.2RS 164 35 16 18 0.6 52 32.5 7.8 M16×1.5 17 3 0.8 20 8 17.2 18.3 9.4 11.3 6000 20 12 1 58
PWKRE35.2RS 177 35 16 18 0.6 52 32.5 M16×1.5 17 0.8 20 8 17.2 18.3 9.4 11.3 6000 20 12 1 58
PWKR40.2RS 242 40 18 20 1 58 36.5 8 M18×1.5 19 3 0.8 22 8 19.4 20.8 13.8 13.8 5000 22 14 1 87
PWKRE40.2RS 258 40 18 20 1 58 36.5 M18×1.5 19 0.8 22 8 19.4 20.8 13.8 13.8 5000 22 14 1 87
PWKR47.2RS 380 PWKRE47.2RS 400 47 20 24 1 66 40.5 9 M20×1.5 21 4 0.8 27 10 30.6 33.6 19.3 25.5 3800 24 18 1 120
PWKR52.2RS 450 PWKRE52.2RS 470 52 20 24 1 66 40.5 9 M20×1.5 21 4 0.8 31 10 34.4 40.8 19.3 28 3800 24 18 1 120
PWKR62.2RS 795 PWKRE62.2RS 824 62 24 28 1 80 49.5 11 M24×1.5 25 4 1.3 38 14 52.4 69.8 25.5 39.5 2200 28 22 1 220
PWKR72.2RS 1571 PWKRE72.2RS 1050 72 24 28 1.1 80 49.5 11 M24×1.5 25 4 1.3 44 14 61.8 81.4 46.5 46.5 2200 28 22 1 220
PWKR80.2RS 1600 PWKRE80.2RS 1670 80 30 35 1.1 100 63 15 M30×1.5 32 4 1 47 14 93.9 118.9 53 70 1800 35 29 1.5 450
PWKR85.2RS 1780 PWKRE85.2RS 1850 85 30 35 1.1 100 63 15 M30×1.5 32 4 1 47 14 93.9 118.9 53 70 1800 35 29 1.5 450
PWKR90.2RS 1960 PWKRE90.2RS 2571 90 30 35 1.1 100 63 15 M30×1.5 32 4 1 47 14 93.9 118.9 82 82 1800 35 29 1.5 450

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small (28-55mm)
Samples:
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track bearing

Can you provide examples of industries and applications where track bearings are frequently used?

Track bearings find extensive use in various industries and applications where smooth and controlled motion along tracks or guide rails is required. Let’s explore some examples of industries and applications where track bearings are frequently used:

  • Material Handling and Conveying: Track bearings are widely employed in material handling and conveying systems, such as conveyor belts, roller conveyors, and overhead cranes. They facilitate the smooth movement of goods, packages, and components along the tracks, ensuring efficient and reliable transportation within warehouses, distribution centers, manufacturing facilities, and airports.
  • Automotive and Transportation: Track bearings are utilized in various automotive applications, including suspension systems, steering systems, and sliding doors. They enable smooth and precise movement of components, contributing to vehicle performance, comfort, and safety. Additionally, track bearings are used in railway applications, such as railcar doors, sliding mechanisms, and track guidance systems.
  • Aerospace and Defense: Track bearings play a crucial role in aerospace and defense applications, including aircraft landing gears, flap systems, and missile launchers. They provide the necessary support, guidance, and load-carrying capacity for critical components, ensuring smooth and controlled motion in demanding operating conditions.
  • Industrial Machinery: Track bearings are commonly found in various industrial machinery and equipment. They are used in machine tools, robotics, printing presses, industrial ovens, and packaging machines, among others. In these applications, track bearings contribute to precise motion control, accurate positioning, and reliable performance of moving components.
  • Construction and Mining: Track bearings are extensively employed in construction and mining equipment, such as excavators, bulldozers, cranes, and drilling machines. They provide support and guidance for the movable parts, allowing efficient and controlled movement in rugged and demanding environments.
  • Medical and Healthcare: Track bearings are utilized in various medical and healthcare applications. They are used in hospital beds, medical imaging equipment, laboratory automation systems, and patient handling devices. Track bearings enable smooth and quiet operation, precise positioning, and patient comfort in these critical healthcare settings.
  • Renewable Energy: Track bearings are employed in renewable energy systems, including solar tracking systems and wind turbine pitch and yaw mechanisms. They enable the precise tracking of solar panels and the controlled adjustment of wind turbine blades, maximizing energy capture and optimizing system performance.

These examples represent just a fraction of the many industries and applications where track bearings are frequently used. The versatility, reliability, and precise motion control provided by track bearings make them a fundamental component in numerous mechanical systems across various sectors.

track bearing

Can track bearings withstand harsh environments or exposure to contaminants?

Track bearings are designed to operate in a wide range of environments, including harsh conditions and exposure to contaminants. However, the ability of track bearings to withstand such environments depends on their specific design, materials, and protective measures. Here’s a detailed explanation:

Many track bearings are engineered with features that enhance their resistance to harsh environments and contaminants. These features may include:

  • Sealing and Shielding: Some track bearings are equipped with seals or shields that provide a physical barrier against contaminants such as dirt, dust, water, and debris. These seals or shields help prevent the entry of contaminants into the bearing’s internal components, reducing the risk of damage and premature wear.
  • Corrosion Resistance: Track bearings intended for use in corrosive environments are often constructed from materials that offer high corrosion resistance. Stainless steel, for example, is commonly used due to its ability to withstand exposure to moisture, chemicals, and other corrosive substances.
  • Specialized Coatings: Some track bearings may feature specialized coatings or surface treatments that provide additional protection against contaminants and harsh conditions. These coatings can enhance the bearing’s resistance to corrosion, abrasion, and chemical exposure.
  • High-Temperature Capability: Certain track bearings are designed to withstand high-temperature environments. They are typically constructed using heat-resistant materials and lubricants that can maintain their structural integrity and performance even under extreme heat.
  • Environmental Sealing: In applications where track bearings are exposed to extreme conditions, such as underwater or in highly dusty environments, special environmental sealing measures may be employed. These measures can include the use of advanced sealing technologies or the encapsulation of the bearings within protective housings.

While track bearings are designed to withstand harsh environments and exposure to contaminants, it is important to note that their performance and longevity can still be affected over time. Regular maintenance, including cleaning, inspection, and lubrication, is crucial to ensure proper functioning and to mitigate the impact of contaminants on the bearings.

It is recommended to consult the manufacturer’s specifications and guidelines for the track bearings being used in a specific application. Manufacturers often provide information on the environmental ratings and limits of their bearings, helping users determine the suitability of the bearings for particular harsh environments or exposure to contaminants.

By selecting track bearings with appropriate features, materials, and protection, and by implementing proper maintenance practices, it is possible to enhance the bearings’ ability to withstand harsh environments and exposure to contaminants, thereby maximizing their performance and longevity.

track bearing

What are track bearings, and how are they used in various applications?

Track bearings, also known as track rollers or track follower bearings, are specialized rolling bearings designed to operate in track-based systems. They are used in various applications that require guided linear or rotational motion. Let’s explore in detail the characteristics of track bearings and their common applications:

  • Design and Construction: Track bearings typically consist of an outer ring, an inner ring, a set of rolling elements (such as rollers or needles), and a cage that holds the rolling elements together. The outer ring features a track or guide surface, while the inner ring is mounted on a shaft or stud. The rolling elements facilitate smooth rolling motion along the track, allowing for linear or rotational movement.
  • Guided Motion: Track bearings are primarily used to provide guided motion in applications where components need to move along a defined path or track. The outer ring’s track surface interfaces with the track or guide rail, ensuring precise and controlled motion. This guided motion is crucial in various applications such as material handling systems, conveyors, cam mechanisms, and automated machinery.
  • Load Support: Track bearings are designed to support and distribute loads, both radial and axial, in track-based systems. They can handle substantial loads while maintaining smooth motion and minimizing friction. The load-carrying capacity of track bearings makes them suitable for applications involving heavy loads, such as construction equipment, agricultural machinery, and industrial automation systems.
  • Multiple Types: Track bearings come in various types to suit different application requirements. Some common types include yoke type track rollers, stud type track rollers, and cam followers. Yoke type track rollers have thick outer rings and can withstand high radial loads. Stud type track rollers have a stud instead of an inner ring and are suitable for applications with limited space. Cam followers have a stud with a built-in roller and are commonly used in cam-driven systems.
  • Sealing and Contamination Protection: In many applications, track bearings are exposed to harsh environments and contaminants. To ensure reliable operation, track bearings often incorporate sealing arrangements or protective coatings. These features help prevent the ingress of dust, dirt, moisture, or other contaminants, prolonging the bearing’s service life and reducing the risk of premature failure.
  • Various Applications: Track bearings find applications in a wide range of industries and systems. Some common applications include:
    • Material Handling Systems: Track bearings are used in conveyors, roller tracks, and overhead cranes to facilitate smooth and guided movement of materials.
    • Automated Machinery: Track bearings are employed in automated machines and robotic systems for precise motion control and positioning.
    • Cam Mechanisms: Track bearings are utilized in cam-driven systems, where they follow the profile of the cam and translate the rotary motion into linear or oscillating motion.
    • Construction Equipment: Track bearings are found in construction machinery, such as excavators, bulldozers, and compactors, to support the tracks or guide wheels.
    • Agricultural Machinery: Track bearings are used in agricultural equipment, including tractors, combines, and harvesters, to support the tracks or guide wheels and provide reliable movement.
    • Printing and Packaging Machinery: Track bearings are employed in printing presses, packaging machines, and labeling systems to ensure precise and guided movement of the printing heads, packaging materials, or labels.

In summary, track bearings are specialized rolling bearings designed for guided linear or rotational motion along a track or guide rail. They provide precise motion control, support substantial loads, and find applications in various industries such as material handling, automation, construction, agriculture, printing, and packaging. With their ability to facilitate guided motion and handle significant loads, track bearings contribute to the smooth and reliable operation of track-based systems in a wide range of applications.

China OEM Track Roller Bearing Supporting Roller Bearing Cam Follower   connecting rod bearingChina OEM Track Roller Bearing Supporting Roller Bearing Cam Follower   connecting rod bearing
editor by CX 2023-11-09

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