NSN 3120-00-072-6640
Part Details | LINEAR-ROTARY MOTION ROLLER
3120-00-072-6640 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: 8769239, 3120-00-072-6640, 00-072-6640, 3120000726640, 000726640
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | JAN 01, 1963 | 00-072-6640 | 28215 ( ROLLER, LINEAR-ROTARY MOTION ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
Cross Reference | NSN 3120-00-072-6640
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8769239 | 19206 | ARMY, UNITED STATES DEPARTMENT OFTHE |
Technical Data | NSN 3120-00-072-6640
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| METALLIC HARDNESS RATING | 30.0 MINIMUM ROCKWELL C AND 36.0 MAXIMUM ROCKWELL C |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| STYLE DESIGNATOR | PLAIN |
| OUTSIDE DIAMETER | 2.170 INCHES MINIMUM AND 2.190 INCHES MAXIMUM |
| FACE WIDTH | 0.734 INCHES MINIMUM AND 0.740 INCHES MAXIMUM |
| BORE INSIDE DIAMETER | 0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM |
| CHAMFER/RADIUS OF OUTSIDE CORNER | 0.372 IN. RADIUS |