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National Stock Number:
3120-01-049-9547
Federal Supply Class:
3120
National Item Identification Number:
010499547
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.
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Manufacturer Information:
| A51H10578-13 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51H10578-13 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51H10578-13 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| BORE INSIDE DIAMETER | 0.378 INCHES MINIMUM AND 0.383 INCHES MAXIMUM | | CASEHARDENING INDICATOR | NOT CASEHARDENED | | CHAMFER/RADIUS OF OUTSIDE CORNER | 0.030 IN. CHAMFER | | FACE WIDTH | 0.360 INCHES MINIMUM AND 0.370 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.750 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | PLASTIC POLYAMIDE (NYLON) | | SPECIAL FEATURES | 0.078 IN. RADIUS GROOVE ON OD SURFACE | | STYLE DESIGNATOR | PLAIN |
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