- · NATR | NATV
- · NUTR | PWTR...2RS
- · KR/KR..-PP | KRE..-PP | KPV..-PP
- · NUKR | PWKR..-2RS | NUKRE/PWKRE..-2RS
- · CF | CFE | CCF | CCFE | CFH | CCFH
- · INTERCHANGEABILITY CHART
RSTO STO | Yoke type track rollers,outer ring without ribs,with or without inner ring |
RNA22...2RS NA22...2RS | Yoke type track rollers,without axial guidance,lip seals on both sides,with or without inner ring |
NATR | Yoke type track rollers,with axial guidance,gap seals on both sides |
NATR...PP | Yoke type track rollers,with axial guidance,plastic axial plain washers on both sides |
NATV | Yoketype track rollers,full complement needle roller set,with axial guidance,gap seals on both sides |
NATV...PP | Yoke type track rollers,full complement needle roller set,with axial guidance,plastic axial plain washers on both sides |
NUTR | Yoke type track rollers,full complement cylindrical roller set,with axial guidance,labyrinth seals on both sides |
PWTR | Yoke type track rollers,full complement cylindrical roller set,with axial guidance,lip seals on both sides |
CYR | Inch series,plain retaining ring,axial guiding,yoke type track rollers |
KR | with axial guidance,gap seals on both sides |
KR...PP | with axial guidance,plastic axial plain washers on both sides |
KRE | with axial guidance,with eccentric collar,gap seals on both sides |
KRE...PP | with axial guidance,with eccentric collar,plasticaxial plain washers on both sides |
KRV | with axial guidance,full complement needle roller set,gap seals on both sides |
KRV...PP | with axial guidance,full complement needle roller set,plastic axial plainwashers on both sides |
KRVE | with axial guidance,with eccentric collar,full complement needle roller set,gap seals on both sides |
KRVE...PP | with axial guidance,with eccentric collar,full complement needle roller set,plastic axial plain washers on both sides |
NUKR | with axial guidance,full complement cylindrical roller set,labyrinth seals on both sides |
NUKRE | with axial guidance,with eccentric collar,full complement cylindrical roller set,labyrinth seals on both sides |
PWKR | with axial guidance,full complement cylindrical roller set,lip seals on both sides |
CF | Inch series,stud type track rollers |
CFE | Inch series,stud type track rollers with eccentric collar |
CFH | Inch series,heavy stud type track rollers |
CFHE | Inch series,heavy stud type track rollers with eccentric collar |

Bearing Designation | Mass g | With eccentric collar Designation | Mass g | Dimensions (mm) | Drive fit lubrication nipple | Nut tightening torque MA Nm | Basic load ratings | Fatigue limit load Curw N | Speed nDG min-1 | |||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
D | d₁ h7 | B | B₁ max. | B₂ | B₃ | C | C₁ | r min. | d₂ | d₃ | G | IG | W | Eccentric corrlar | dyn. Crw N | stat. Corw N | ||||||||||
de h9 | Be | e | ||||||||||||||||||||||||
KR16) KR16-PP) KR16-SK-PP² KRV16-PP¹ ) | 19 18 19 19 | KRE16-PP¹) | 20 | 16 16 16 16 | 6 6 6 6 | 28 28 28 28 | 12.2 12.2 12.2 12.2 | 16 16 16 16 | 11 11 11 11 | 0.6 0.6 0.6 0.6 | 0.15 0.15 0.15 0.15 | 12.5 12.5 12.5 12.5 | M6(X1) M6(X1) M6(X1) M6(X1) | 8 8 8 8 | 4 | 9 | 7 | 0.5 | NIPA1 NIPA1 NIPA1 | 3 3 3 3 | 3150 3150 3150 4900 | 3300 3300 3300 6500 | 415 415 415 860 | 14000 14000 14000 3800 | ||
KR191) KR19-PP) KR19-SK-PP² KRV19-PP1) | 29 29 29 31 | KRE19-PP¹) 一 | 32 | 19 19 19 19 | 8 8 8 8 | 32 32 32 32 | 12.2 12.2 12.2 12.2 | 20 20 20 20 | 11 11 11 11 | 0.6 0.6 0.6 0.6 | 0.15 0.15 0.15 0.15 | 15 15 15 15 | M8(X1.25) M8(X1.25) M8(X1.25) M8(X1.25) | 10 10 10 10 | 4 | 11 | 9 | 0.5 | NIPA1 NIPA1 NIPA1 | 8 8 8 8 | 3500 3500 3500 5400 | 3900 3900 3900 7900 | 485 485 485 1040 | 11000 11000 11000 3100 | ||
KR22 KR22-PP KRV22-PP | 45 43 45 | KRE22-PP 一 | 47 | 22 22 22 | 10 10 10 | 36 36 36 | 13.2 13.2 13.2 | 23 23 23 | 12 12 12 | 0.6 0.6 0.6 | 0.3 0.3 0.3 | 17.5 17.5 17.5 | M10X1 M10X1 M10X1 | 12 12 12 | 5 5 5 | 13 | 10 | 0.5 | NIPA1X4.5 NIPA1X4.5 NIPA1X4.5 | 15 15 15 | 4500 4500 6200 | 5200 5200 9100 | 650 650 1110 | 8000 8000 2600 | ||
KR26 KR26-PP KRV26-PP | 59 57 59 | KRE26-PP 一 | 62 | 26 26 26 | 10 10 10 | 36 36 36 | 13.2 13.2 13.2 | 23 23 23 | 12 12 12 | 0.6 0.6 0.6 | 0.3 0.3 0.3 | 17.5 17.5 17.5 | M10X1 M10X1 M10X1 | 12 12 12 | 5 5 5 | 13 | 10 | 0.5 | NIPA1X4.5 NIPA1X4.5 NIPA1X4.5 | 15 15 15 | 5100 5100 7300 | 6200 6200 11300 | 770 770 1380 | 8000 8000 2600 | ||
KR30 KR30-PP KRV30-PP | 92 88 91 | KRE30-PP 一 | 93 | 30 30 30 | 12 12 12 | 40 40 40 | 15.2 15.2 15.2 | 25 25 25 | 6 6 6 | 14 14 14 | 0.6 0.6 0.6 | 0.6 0.6 0.6 | 23 23 23 | 3 3 3 | M12X1.5 M12X1.5 M12X1.5 | 13 13 13 | 6 6 6 | 15 | 11 | 0.5 | NIPA1X4.5 NIPA1X4.5 NIPA1X4.5 | 22 22 22 | 6800 6800 9500 | 8400 8400 14600 | 1070 1070 1840 | 5500 5500 2100 |
KR32 KR32-PP KRV32-PP | 103 98 101 | KRE32-PP 一 | 104 | 32 32 32 | 12 12 12 | 40 40 40 | 15.2 15.2 15.2 | 25 25 25 | 6 6 6 | 14 14 14 | 0.6 0.6 0.6 | 0.6 0.6 0.6 | 23 23 23 | 3 3 3 | M12X1.5 M12X1.5 M12X1.5 | 13 13 13 | 6 6 6 | 15 | 11 | 0.5 | NIPA1X4.5 NIPA1X4.5 NIPA1X4.5 | 22 22 22 | 7100 7100 10000 | 8900 8900 15800 | 1140 1140 1990 | 5500 5500 2100 |

Bearing Designation | Mass g | With eccentric collar Designation | Mass g | Dimensions (mm) | Drive fit lubrication nipple | Nut tightening torque MA Nm | Basic load ratings | Fatigue limit load Curw N | Speed nDG min-1 | |||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
D | d₁ h7 | B | B₁ max. | B₂ | B₃ | C | C₁ | r min. | d₂ | d₃ | G | IG | W | Eccentric corrlar | dyn. Crw N | stat. Corw N | ||||||||||
de h9 | Be | e | ||||||||||||||||||||||||
KR35 KR35-PP KRV35-PP | 173 164 166 | KRE35-PP 一 | 177 | 35 35 35 | 16 16 16 | 52 52 52 | 19.6 19.6 19.6 | 32.5 32.5 32.5 | 8 8 8 | 18 18 18 | 0.8 0.8 0.8 | 0.6 0.6 0.6 | 27.6 27.6 27.6 | 3 3 3 | M16X1.5 M16X1.5 M16X1.5 | 17 17 17 | 8 8 8 | 20 | 14 | 1 | NIPA2x7.5 NIPA2x7.5 NIPA2x7.5 | 58 58 58 | 9800 9800 12800 | 14100 14100 23000 | 1700 1700 2900 | 3600 3600 1600 |
KR40 KR40-PP KRV40-PP | 247 239 247 | KRE40-PP | 255 | 40 40 40 | 18 18 18 | 58 58 58 | 21.6 21.6 21.6 | 36.5 36.5 36.5 | 8 8 8 | 20 20 20 | 0.8 0.8 0.8 | 1 1 1 | 31.5 31.5 31.5 | 3 3 3 | M18X1.5 M18X1.5 M18X1.5 | 19 19 19 | 8 8 8 | 22 | 15 | 1 | NIPA2x7.5 NIPA2x7.5 NIPA2x7.5 | 87 87 87 | 10900 10900 14800 | 15500 15500 26500 | 1850 1850 3050 | 2900 2900 1400 |
KR47-PP KRV47-PP | 381 390 | KRE47-PP | 400 | 47 47 | 20 20 | 66 66 | 25.6 25.6 | 40.5 40.5 | 9 9 | 24 24 | 0.8 0.8 | 1 1 | 36.5 36.5 | 4 4 | M20X1.5 M20X1.5 | 21 21 | 10 10 | 24 | 18 | 1 | NIPA2x7.5 NIPA2x7.5 | 120 120 | 15500 20600 | 25500 42000 | 3000 5200 | 2400 1300 |
KR52-PP KRV52-PP | 454 463 | KRE52-PP | 473 | 52 52 | 20 20 | 66 66 | 25.6 25.6 | 40.5 40.5 | 9 9 | 24 24 | 0.8 0.8 | 1 1 | 36.5 36.5 | 4 4 | M20X1.5 M20X1.5 | 21 21 | 10 10 | 24 | 18 | 1 | NIPA2x7.5 NIPA2x7.5 | 120 120 | 16700 22600 | 29000 48000 | 3400 5900 | 2400 2300 |
KR62-PP KRV62-PP | 770 787 | KRE62-PP 一 | 798 | 62 62 | 24 24 | 80 80 | 30.6 30.6 | 49.5 49.5 | 11 11 | 29 29 | 0.8 0.8 | 1 1 | 44 44 | 4 4 | M24X1.5 M24X1.5 | 25 25 | 14 14 | 28 | 22 | 1 | NIPA3x9.5 NIPA3x9.5 | 220 220 | 26500 34000 | 48000 75000 | 6100 9800 | 1900 1100 |
KR72-PP KRV72-PP | 1010 1027 | KRE72-PP 一 | 1038 | 72 72 | 24 24 | 80 80 | 30.6 30.6 | 49.5 49.5 | 11 11 | 29 29 | 0.8 0.8 | 1.1 1.1 | 44 44 | 4 4 | M24X1.5 M24X1.5 | 25 25 | 14 14 | 28 | 22 | 1 | NIPA3x9.5 NIPA3x9.5 | 220 220 | 28000 36500 | 53000 85000 | 6700 11100 | 1900 1100 |
KR80-PP KRV80-PP | 1608 1636 | KRE80-PP 一 | 1665 | 80 80 | 30 30 | 100 100 | 37 37 | 63 63 | 15 15 | 35 35 | 1 1 | 1.1 1.1 | 53 53 | 4 4 | M30X1.5 M30X1.5 | 32 32 | 14 14 | 35 | 29 | 1.5 | NIPA3x9.5 NIPA3x9.5 | 450 450 | 39000 49500 | 77000 117000 | 9900 15300 | 1300 850 |
KR90-PP KRV90-PP | 1975 2003 | KRE90-PP | 2032 | 90 90 | 30 30 | 100 100 | 37 37 | 63 63 | 15 15 | 35 35 | 1 1 | 1.1 1.1 | 53 53 | 4 4 | M30X1.5 M30X1.5 | 32 32 | 14 14 | 35 | 29 | 1.5 | NIPA3x9.5 NIPA3x9.5 | 450 450 | 41000 52000 | 83000 129000 | 10600 16900 | 1300 850 |
Last:NUTR