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Inner Race

Inner races are essential components of needle roller bearings, providing a smooth and hardened surface for the small cylindrical rollers to ride on. They ensure smooth operation, reduced friction, and increased load-carrying capacity in various industrial applications, such as automotive, aerospace, and manufacturing equipment.
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#5215996
WIR222
Berliss WIR222 - Solid Inner Race, 4.33 in ID, 5-1/4 in OD, 3-1/2 in Overall Width
Brand Berliss
Model WIR222
$308.14 Each
Free Shipping orders over $1
#863128
LRT11012030
IKO Bearing LRT11012030 Inner Ring, Metric, 110 mm Inside Diameter, 120 mm Outside Diameter, 30 mm Width, General Usage, High Carbon Steel, To Assemble with RNA4822
Brand IKO Bearing
Model LRT11012030
$85.19 Each
Free Shipping orders over $1
#863413
LRT12013545
IKO Bearing LRT12013545 Inner Ring, Metric, 120 mm Inside Diameter, 135 mm Outside Diameter, 45 mm Width, General Usage, High Carbon Steel, To Assemble with RNA4924
Brand IKO Bearing
Model LRT12013545
$122.46 Each
Free Shipping orders over $1
#2251055
MI 56
McGill Bearing MI 56 Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 56
$68.59 Each
Free Shipping orders over $1
#2250996
MI 12 BULK
McGill Bearing MI 12 BULK Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 12 BULK
$58.19 Each
Free Shipping orders over $1
#2251062
MI 62
McGill Bearing MI 62 Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 62
$125.14 Each
Free Shipping orders over $1
#318273
NA 6912
SKF-Bearing NA 6912
Brand SKF Bearing
Model NA 6912
$270.77 Each
Free Shipping orders over $1
#860841
LRT121612
IKO Bearing LRT121612 Inner Ring, Metric, 12 mm Inside Diameter, 16 mm Outside Diameter, 12 mm Width, General Usage, High Carbon Steel, To Assemble with RNAF162812
Brand IKO Bearing
Model LRT121612
$6.77 Each
Free Shipping orders over $1
#862602
IRB4016
IKO Bearing IRB4016 Inner Ring, Inch , 2 1/2" Inside Diameter, 2 3/4" Outside Diameter, 25.78 mm Width, For Shell Type, High Carbon Steel, To Assemble with BA4416Z
Brand IKO Bearing
Model IRB4016
$46.29 Each
Free Shipping orders over $1
#2251045
MI 40 N
McGill Bearing MI 40 N Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 40 N
$39.15 Each
Free Shipping orders over $1
#1496694
IR-485632
Koyo Bearing IR-485632 Solid Race Inner Ring for Needle Roller Bearing with Oil Hole, 3" Inner Diameter x 3.5" Outer Diameter x 2" Width
Brand Koyo Bearing
Model IR-485632
$65.67 Each
Free Shipping orders over $1
#2251019
MI 22 BULK
McGill Bearing MI 22 BULK Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 22 BULK
$95.81 Each
Free Shipping orders over $1
#860739
IRT1216
IKO Bearing IRT1216 Inner Ring, Metric, 12 mm Inside Diameter, 15 mm Outside Diameter, 16.5 mm Width, For Shell Type, High Carbon Steel, To Assemble with TLA1516Z
Brand IKO Bearing
Model IRT1216
$5.86 Each
Free Shipping orders over $1
#2251044
MI 40
McGill Bearing MI 40 Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 40
$32.27 Each
Free Shipping orders over $1
#1496624
IR-141820
Koyo Bearing IR-141820 Solid Race Inner Ring for Needle Roller Bearing, 0.875" Inner Diameter x 1.125" Outer Diameter x 1.25" Width
Brand Koyo Bearing
Model IR-141820
$15.51 Each
Free Shipping orders over $1
#318121
NA 6905
SKF-Bearing NA 6905
Brand SKF Bearing
Model NA 6905
$135.77 Each
Free Shipping orders over $1
#862609
IRT6050
IKO Bearing IRT6050 Inner Ring, Metric, 60 mm Inside Diameter, 70 mm Outside Diameter, 50.5 mm Width, For Shell Type, High Carbon Steel, To Assemble with TAW7050Z
Brand IKO Bearing
Model IRT6050
$46.47 Each
Free Shipping orders over $1
#318158
NKI 25/30
SKF-Bearing NKI 25/30
Brand SKF Bearing
Model NKI 25/30
$59.81 Each
Free Shipping orders over $1
#318268
NA 6904
SKF-Bearing NA 6904
Brand SKF Bearing
Model NA 6904
$123.76 Each
Free Shipping orders over $1
#2251039
MI 35
McGill Bearing MI 35 Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 35
$56.23 Each
Free Shipping orders over $1
#1496608
IR-1216
Koyo Bearing IR-1216 Solid Race Inner Ring for Drawn Cup Needle Roller Bearing, 0.75" Inner Diameter x 1" Outer Diameter x 1.015" Width
Brand Koyo Bearing
Model IR-1216
$17.79 Each
Free Shipping orders over $1
#5831594
IR 60X70X25
SKF Bearing IR 60X70X25 Needle Roller Bearing Inner Ring
Brand SKF Bearing
Model IR 60X70X25
$53.30 Each
Free Shipping orders over $1
#862484
IRT5550
IKO Bearing IRT5550 Inner Ring, Metric, 55 mm Inside Diameter, 65 mm Outside Diameter, 50.5 mm Width, For Shell Type, High Carbon Steel, To Assemble with TAW6550Z
Brand IKO Bearing
Model IRT5550
$42.42 Each
Free Shipping orders over $1
#2068856
NKI 30/30 TN
SKF-Bearing NKI 30/30 TN
Brand SKF Bearing
Model NKI 30/30 TN
$52.92 Each
Free Shipping orders over $1
#2068854
NKI 25/20 TN
SKF-Bearing NKI 25/20 TN
Brand SKF Bearing
Model NKI 25/20 TN
$48.41 Each
Free Shipping orders over $1
#1496663
IR-2424
Koyo Bearing IR-2424 Solid Race Inner Ring for Drawn Cup Needle Roller Bearing, 1.5" Inner Diameter x 1.75" Outer Diameter x 1.515" Width
Brand Koyo Bearing
Model IR-2424
$37.21 Each
Free Shipping orders over $1
#862410
LRB526032
IKO Bearing LRB526032 Inner Ring, Inch, 3 1/4" Inside Diameter, 3 3/4" Outside Diameter, 51.050 mm Width, General Usage, High Carbon Steel, With Oil Hole , To Assemble with BR607632
Brand IKO Bearing
Model LRB526032
$51.38 Each
Free Shipping orders over $1
#2251016
MI 21
McGill Bearing MI 21 Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 21
$27.84 Each
Free Shipping orders over $1
#861419
IRT4520
IKO Bearing IRT4520 Inner Ring, Metric, 45 mm Inside Diameter, 50 mm Outside Diameter, 20.5 mm Width, For Shell Type, High Carbon Steel, To Assemble with TA5020Z and TLA5020Z
Brand IKO Bearing
Model IRT4520
$13.82 Each
Free Shipping orders over $1
#860954
IRB612
IKO Bearing IRB612 Inner Ring, Inch , 3/8" Inside Diameter, 9/16" Outside Diameter, 19.43 mm Width, For Shell Type, High Carbon Steel, To Assemble with BA912Z and YB912
Brand IKO Bearing
Model IRB612
$7.96 Each
Free Shipping orders over $1
#318100
NA 4904
SKF-Bearing NA 4904
Brand SKF Bearing
Model NA 4904
$60.06 Each
Free Shipping orders over $1
#2251570
MI 80
McGill Bearing MI 80 Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 80
$401.34 Each
Free Shipping orders over $1
#5215778
IR209
Berliss IR209 - Solid Inner Race, 1.771 in Inside Dia, 2-3/16 in Outside Dia, 1-1/8 in Overall Width
Brand Berliss
Model IR209
$71.34 Each
Free Shipping orders over $1
#861301
IRB1620
IKO Bearing IRB1620 Inner Ring, Inch , 1" Inside Diameter, 1 1/4" Outside Diameter, 32.13 mm Width, For Shell Type, High Carbon Steel, To Assemble with BA2020Z and BHA2020Z
Brand IKO Bearing
Model IRB1620
$12.13 Each
Free Shipping orders over $1
#863791
WS140195
IKO Bearing WS140195 Inner Ring for Thrust Roller Bearing, Metric, 140 mm Inside Diameter, 195 mm Outside Diameter
Brand IKO Bearing
Model WS140195
$316.74 Each
Free Shipping orders over $1
#318159
NKI 32/20
SKF-Bearing NKI 32/20
Brand SKF Bearing
Model NKI 32/20
$57.59 Each
Free Shipping orders over $1
#2165323
IR17X22X23
INA IR17X22X23 Inner ring
Brand INA Bearing
Model IR17X22X23
$13.56 Each
Free Shipping orders over $1
#862211
WS80105
IKO Bearing WS80105 Inner Ring for Thrust Roller Bearing, Metric, 80 mm Inside Diameter, 105 mm Outside Diameter
Brand IKO Bearing
Model WS80105
$38.33 Each
Free Shipping orders over $1
#318109
NA 4908.2RS
SKF-Bearing NA 4908.2RS
Brand SKF Bearing
Model NA 4908.2RS
$140.25 Each
Free Shipping orders over $1
#2250998
MI 13
McGill Bearing MI 13 Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 13
$14.70 Each
Free Shipping orders over $1
#861149
IRB168-1
IKO IRB168-1 IRB - SERIES
Brand IKO Bearing
Model IRB168-1
$10.20 Each
Free Shipping orders over $1
#318120
NA 6902
SKF-Bearing NA 6902
Brand SKF Bearing
Model NA 6902
$76.22 Each
Free Shipping orders over $1
#2251051
MI 48 N
McGill Bearing MI 48 N Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 48 N
$67.89 Each
Free Shipping orders over $1
#318267
NA 6903
SKF-Bearing NA 6903
Brand SKF Bearing
Model NA 6903
$81.07 Each
Free Shipping orders over $1
#2251049
MI 47
McGill Bearing MI 47 Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 47
$75.62 Each
Free Shipping orders over $1
#2251041
MI 36 N
McGill Bearing MI 36 N Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 36 N
$32.03 Each
Free Shipping orders over $1
#862369
IRB4020
IKO Bearing IRB4020 Inner Ring, Inch , 2 1/2" Inside Diameter, 2 3/4" Outside Diameter, 32.13 mm Width, For Shell Type, High Carbon Steel, To Assemble with BA4420Z
Brand IKO Bearing
Model IRB4020
$39.20 Each
Free Shipping orders over $1
#2251053
MI 52
McGill Bearing MI 52 Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 52
$60.11 Each
Free Shipping orders over $1
#2251021
MI 23
McGill Bearing MI 23 Radial Needle Roller Bearing, 52100 Bearing Steel, Inner Ring Only, For Cagerol and Guiderol Bearings
Brand McGill Bearing
Model MI 23
$24.12 Each
Free Shipping orders over $1
#862448
LRT657245
IKO Bearing LRT657245 Inner Ring, Metric, 65 mm Inside Diameter, 72 mm Outside Diameter, 45 mm Width, General Usage, High Carbon Steel, To Assemble with RNA6913
Brand IKO Bearing
Model LRT657245
$41.56 Each
Free Shipping orders over $1
#1496667
IR-243220
Koyo Bearing IR-243220 Solid Race Inner Ring for Needle Roller Bearing with Oil Hole, 1.5" Inner Diameter x 2" Outer Diameter x 1.25" Width
Brand Koyo Bearing
Model IR-243220
$25.42 Each
Free Shipping orders over $1
#1496683
IR-324028
Koyo Bearing IR-324028 Solid Race Inner Ring for Needle Roller Bearing with Oil Hole, 2" Inner Diameter x 2.5" Outer Diameter x 1.75" Width
Brand Koyo Bearing
Model IR-324028
$32.40 Each
Free Shipping orders over $1
#2165457
IR85X100X63
INA IR85X100X63 Inner ring
Brand INA Bearing
Model IR85X100X63
$202.58 Each
Free Shipping orders over $1
#318125
NA 6909
SKF-Bearing NA 6909
Brand SKF Bearing
Model NA 6909
$183.49 Each
Free Shipping orders over $1
#860919
IRB812-1
IKO IRB812-1 IRB - SERIES
Brand IKO Bearing
Model IRB812-1
$7.76 Each
Free Shipping orders over $1
#318112
NA 4910.2RS
SKF-Bearing NA 4910.2RS
Brand SKF Bearing
Model NA 4910.2RS
$156.33 Each
Free Shipping orders over $1
#317907
NKI 75/25
SKF-Bearing NKI 75/25
Brand SKF Bearing
Model NKI 75/25
$198.90 Each
Free Shipping orders over $1
#1496691
IR-445228
Koyo Bearing IR-445228 Solid Race Inner Ring for Needle Roller Bearing with Oil Hole, 2.75" Inner Diameter x 3.25" Outer Diameter x 1.75" Width
Brand Koyo Bearing
Model IR-445228
$57.86 Each
Free Shipping orders over $1
#861829
IRB3616
IKO Bearing IRB3616 Inner Ring, Inch , 2 1/4" Inside Diameter, 2 5/8" Outside Diameter, 25.78 mm Width, For Shell Type, High Carbon Steel, To Assemble with BA4216Z
Brand IKO Bearing
Model IRB3616
$21.99 Each
Free Shipping orders over $1
#1496666
IR-242820
Koyo Bearing IR-242820 Solid Race Inner Ring for Needle Roller Bearing with Oil Hole, 1.5" Inner Diameter x 1.75" Outer Diameter x 1.25" Width
Brand Koyo Bearing
Model IR-242820
$23.21 Each
Free Shipping orders over $1