Part Details | LINEAR-ROTARY MOTION ROLLER
3120-00-450-3978 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: MBEU1305, 3120-00-450-3978, 00-450-3978, 3120004503978, 004503978
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | DEC 17, 1969 | 00-450-3978 | 28215 ( ROLLER, LINEAR-ROTARY MOTION ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
Cross Reference | NSN 3120-00-450-3978
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MBEU1305 | U1604 | MARTIN BAKER AIRCRAFT CO LTDDBA MARTIN-BAKER |
Technical Data | NSN 3120-00-450-3978
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| STYLE DESIGNATOR | PLAIN |
| OUTSIDE DIAMETER | 0.500 INCHES NOMINAL |
| FACE WIDTH | 0.121 INCHES MINIMUM AND 0.123 INCHES MAXIMUM |
| BORE INSIDE DIAMETER | 0.187 INCHES NOMINAL |