5325-01-069-6684 RING,RETAINING Index 3120-01-069-6686 ROLLER,LINEAR-ROTARY MOTION

National Stock Number:
3120-01-069-6685

Federal Supply Class:
3120

National Item Identification Number:
010696685

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:
709-4684909 ITEM 2753711NAVAL SEA SYSTEMS COMMAND
709=4684909 ITEM 2780064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
BORE INSIDE DIAMETER0.753 INCHES MINIMUM AND 0.754 INCHES MAXIMUM
CASEHARDENING INDICATORNOT CASEHARDENED
CHAMFER/RADIUS OF INSIDE CORNER0.060 IN. BY 45 DEG CHAMFER
CHAMFER/RADIUS OF OUTSIDE CORNER0.060 IN. RADIUS
FACE WIDTH3.952 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONZYTEL 101 18873 MFR REF SINGLE MATERIAL RESPONSE
MATERIALPLASTIC POLYHEXAMETHYLENE ADIPAMIDE
SPECIAL FEATURESOUTSIDE DIAMETER CONCAVE TO 10.470 IN. RADIUS,63 MICROINCH FINISH ON BOTH ENDS 125 MICROINCH FINISH ON OUTSIDE DIAMETER
STYLE DESIGNATORPLAIN


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