NSN 3120-00-903-9979
Part Details | SELF-ALIGNING PLAIN BEARING
3120-00-903-9979 A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes BEARING, PLAIN, ROD END and BEARING, PLAIN, SPHERICAL.
Alternate Parts: 2181751, 2181751, ASSB47, ASSB4-7, 534668, 2181750, 3120-00-903-9979, 00-903-9979, 3120009039979, 009039979
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | JUN 15, 1966 | 00-903-9979 | 13208 ( BEARING, PLAIN, SELF-ALIGNING ) |
REFERENCE DRAWINGS & PICTURES
WITHOUT INSERT OR LINER
Cross Reference | NSN 3120-00-903-9979
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2181751 | 07484 | ACCURATE BUSHING COMPANYDBA SMITH BEARING |
| 2181751 | 15860 | NEW HAMPSHIRE BALL BEARINGS, INC.DBA ASTRO DIVISION |
| ASSB4-7 | 15860 | NEW HAMPSHIRE BALL BEARINGS, INC.DBA ASTRO DIVISION |
| 534668 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
| 2181750 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
Technical Data | NSN 3120-00-903-9979
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | WITHOUT INSERT OR LINER |
| BORE DIAMETER | 0.2500 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM |
| OUTER MEMBER OUTSIDE DIAMETER | 0.7769 INCHES MINIMUM AND 0.7774 INCHES MAXIMUM |
| OUTER MEMBER WIDTH | 0.3870 INCHES MINIMUM AND 0.3920 INCHES MAXIMUM |
| INNER MEMBER WIDTH | 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM |