|
|
|
National Stock Number:
3120-01-211-6543
Federal Supply Class:
3120
National Item Identification Number:
012116543
Description:
ROLLER,LINEAR-ROTARY MOTION
Detail:
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.
|
Manufacturer Information:
| 5279237 | 53711 | NAVAL SEA SYSTEMS COMMAND |
|
Techincal Specification:
| BORE INSIDE DIAMETER | 0.3746 INCHES MINIMUM AND 0.3748 INCHES MAXIMUM | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | CHAMFER/RADIUS OF OUTSIDE CORNER | 0.020 IN. BY 45 DEG CHAMFER | | FACE WIDTH | 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP E4340 | | METALLIC HARDNESS RATING | 37.0 MINIMUM ROCKWELL C AND 41.0 MAXIMUM ROCKWELL C | | STYLE DESIGNATOR | PLAIN |
|
|