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| No. | Brand | D | B | C | a | T | d | Size | Bore |
| XGB41371.P | SNR | 72,04 mm | 37 mm | 37 mm | - | - | 37 mm | 37x72.04x37 | - |
| XGB41371R00 | SNR | 72,04 mm | 37 mm | 37 mm | - | - | 37 mm | 37x72.04x37 | - |
| 713613710 | FAG | - | - | - | - | - | - | - | - |
| VKBA 1370 | SKF | - | - | - | - | - | - | - | - |
| VKBA 1374 | SKF | - | - | - | - | - | - | - | - |
| VKBA 1375 | SKF | - | - | - | - | - | - | - | - |
| VKBA 1377 | SKF | - | - | - | - | - | - | - | - |
| VKBA 1379 | SKF | - | - | - | - | - | - | - | - |
| TNB44137S01 | SNR | 37 mm | - | - | - | - | 30 mm | 30x37x22.8 | - |
| 1861373 | SKF | 62 mm | 16 mm | - | - | - | 30 mm | 30x62x16 | 1.181 Inch | 30 Millimeter |
| 14137 A/14276/Q | SKF | 69.012 mm | 19.583 mm | 15.875 mm | 15 mm | 19.845 mm | 34.925 mm | 69.012x34.925x19.845 | - |
| 12 mm x 32 mm x 15,9 mm 12 mm x 32 mm x 15,9 mm ZEN S3201-2RS ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 140 mm x 250 mm x 42 mm 140 mm x 250 mm x 42 mm ZEN 6228 ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 8 mm x 22 mm x 11 mm 8 mm x 22 mm x 11 mm ZEN 630/8-2RS ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 8 mm x 24 mm x 8 mm 8 mm x 24 mm x 8 mm ZEN 628 ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 55 mm x 90 mm x 11 mm 55 mm x 90 mm x 11 mm ZEN 16011 ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 12,7 mm x 34,925 mm x 11,112 mm 12,7 mm x 34,925 mm x 11,112 mm ZEN S1621-2RS ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 15 mm x 21 mm x 4 mm 15 mm x 21 mm x 4 mm ZEN SF61702-2RS ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 3,967 mm x 7,938 mm x 3,175 mm 3,967 mm x 7,938 mm x 3,175 mm ZEN FR155-2Z ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 320 mm x 480 mm x 218 mm 320 mm x 480 mm x 218 mm ZEN NNF5064PP ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 5 mm x 13 mm x 5 mm 5 mm x 13 mm x 5 mm ZEN S695W5 ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 50 mm x 90 mm x 23 mm 50 mm x 90 mm x 23 mm ZEN 2210 ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 35 mm x 55 mm x 10 mm 35 mm x 55 mm x 10 mm ZEN 61907 ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| ZEN S51201 ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 25 mm x 42 mm x 9 mm 25 mm x 42 mm x 9 mm ZEN 61905 ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 20 mm x 42 mm x 8 mm 20 mm x 42 mm x 8 mm ZEN 16004-2RS ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
| 10 mm x 19 mm x 5 mm 10 mm x 19 mm x 5 mm ZEN 61800-Z.T9H.C3 ZEN Bearing | Series:395; Cone Part Number:399AN; Design Units:Imperial; Cage Type:Stamped Steel; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:45900 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11900 lbf; d:2.6875 in; B - Cone Width:0.8660 in; R - Cone Backface To Clear Radius3:0.09 in; da - Cone Frontface Backing Diameter:2.91 in; db - Cone Backface Backing Diameter:3.07 in; Ab - Cage-Cone Frontface Clearance:0.11 in; Aa - Cage-Cone Backface Clearance:0.05 in; a - Effective Center Location4:-0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:6830 lbf; C1 - Dynamic Radial Rating (1 million revolutions)6:26400 lbf; C0 - Static Radial Rating:28100 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4700 lbf; K - Factor8:1.45; G1 - Heat Generation Factor (Roller-Raceway):56; G2 - Heat Generation Factor (Rib-Roller End):21.4; Cg - Geometry Factor:0.0984; |
7 mm x 13 mm x 4 mm 7 mm x 13 mm x 4 mm ZEN SMR137-2RS ZEN Bearing Video
SMR 137 2RS - ZEN Deep Groove Bearing - 7x13x4 | Bearing
s mr 137 2rs Stainless Steel Metric Bearing Part Number Rubber Seals Product Information Brand: SKU: smr137-2rs-zen Availability: In Stock Weight: 0.20 KGS
ZEN 1640-2RS Bearing | Model：1640-2RS
wwwzenbiz 4 5 Tabela de referência Stainless Steel No Prefix = Chrome Steel Material Bearing Part Number 2Z = Metal Shields 2RS = Rubber Seals 2TS
Deep groove ball bearing SMR137-ZZ-ZEN - 7x13x4 mm
Deep groove ball bearing SMR137-ZZ-ZEN IN STOCK, dim : Ø int. 7 x Ø ext. 13 x th. 4 mm. SAME DAY SHIPPING. The specialist at your service for over 10
Bearing SMR137-2RS (ZEN) | Size and Specification
Deep groove ball bearings SMR137-2RS. Bearing number : SMR137-2RS. Size (mm) : 7x13x4. Brand : ZEN. Bore Diameter (mm) : 7. Outer Diameter (mm) : 13
zen standard catalogue - ZEN Bearings
SMR 137-2Z. MR 137-2RS SMR 137-2RS. 541. 276. 40.0. 48.0. W. < 3 g flanged. 7.0 13.0 4.0 -. -. MF 137-2Z. SMF 137-2Z. MF 137-2RS SMF 137-2RS. 541
7mm x 13mm x 4mm ZEN smr137-2rs-zen Ball Bearings
Ball Bearings Miniatures are a few brands you will find in our inventory. Find 7mm x 13mm x 4mm ZEN smr137-2rs-zen Ball Bearings Miniatures to see what's in
7mm x 13mm x 4mm ZEN smr137-2rs-zen Ball Bearings
Advance 7mm x 13mm x 4mm ZEN smr137-2rs-zen Ball Bearings Miniatures is your source for quality Ball Bearings Miniatures and accessories. shop NTN
7 mm x 13 mm x 4 mm ZEN SMR137-2RS deep groove ball
How 7 mm x 13 mm x 4 mm do you NTN PRECISION AXLE CORP. find 87.313 mm da the 7 mm x 13 mm x 4 mm ZEN SMR137-2RS deep groove ball bearings
SMR 137 2RS - ZEN Miniature Bearing - Quality Bearings
This SMR137 2RS ZEN bearing is a Stainless Steel Sealed Miniature Deep Groove Radial Ball Bearing with a standard radial internal clearance The bearing's