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105 mm x 145 mm x 20 mm NSK 7921 A5 angular contact ball bearings Technical information
- Precision Ball Bearings
- 0.0
- N/A
- 0.288
- B04270
- Open
- ABEC 7 | ISO P4
- Steel
- 2 (1 Pair)
- 25 Degree
- Medium
- 1 Rib Outer Ring
- Phenolic
- Ball Bearing
- Duplex-Universal
- Yes
- Metric
- Single Row | Angular Contact | Super Precision
- 20MM Bore; 52MM Outside Diameter; 30MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 2 (1 Pair) Bearings; 25 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring Rac
- 31171531
- 8482.10.50.28
- Bearing
- Ball Angular Contact
- 1.181 Inch | 30 Millimeter
- 0.787 Inch | 20 Millimeter
- 2.047 Inch | 52 Millimeter
Contact Us

- NTN BEARING CORP.OF AMERICA
- Address1600 E. Bishop Court, P.O. Box 7604,Mount Prospect, IL 60056-7604, U.S.A.
- Phone(Working Time)298-5268
- Fax