NSN 3120-00-012-7789
Part Details | LINEAR-ROTARY MOTION ROLLER
3120-00-012-7789 A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes BEARING, ROLLER, CYLINDRICAL; ROLLER, ELECTRICAL SWITCH; and friction bearings. See also CAM FOLLOWER, NEEDLE BEARING.
Alternate Parts: 3E12044103, 3E12044-103, 3120-00-012-7789, 00-012-7789, 3120000127789, 000127789
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | JAN 01, 1961 | 00-012-7789 | 28215 ( ROLLER, LINEAR-ROTARY MOTION ) |
REFERENCE DRAWINGS & PICTURES
PLAIN, FLANGED FACE
Cross Reference | NSN 3120-00-012-7789
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3E12044-103 | 98897 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
Technical Data | NSN 3120-00-012-7789
| Characteristic | Specifications |
|---|---|
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| STYLE DESIGNATOR | PLAIN, FLANGED FACE |
| OUTSIDE DIAMETER | 1.000 INCHES NOMINAL |
| BORE LENGTH | 0.726 INCHES MINIMUM AND 0.732 INCHES MAXIMUM |
| FLANGE WIDTH | 0.105 INCHES MINIMUM AND 0.112 INCHES MAXIMUM |
| FACE WIDTH | 0.510 INCHES MINIMUM AND 0.514 INCHES MAXIMUM |
| BORE INSIDE DIAMETER | 0.3750 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM |
| CRITICALITY CODE JUSTIFICATION | BCXD |