NSN 3120-01-003-7821
Part Details | LINEAR-ROTARY MOTION ROLLER
3120-01-003-7821 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: 12L4087, 12L408-7, 12L0729, 12L072-9, 3120-01-003-7821, 01-003-7821, 3120010037821, 010037821
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | MAY 06, 1975 | 01-003-7821 | 28215 ( ROLLER, LINEAR-ROTARY MOTION ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3120-01-003-7821
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 12L408-7 | 81755 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
| 12L072-9 | 81755 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
Technical Data | NSN 3120-01-003-7821
| Characteristic | Specifications |
|---|---|
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| BORE LENGTH | 2.660 INCHES NOMINAL |