5310-00-639-4637 WASHER,SPRING TENSION Index 5305-00-639-4657 SCREW,MACHINE

National Stock Number:
5310-00-639-4642

Federal Supply Class:
5310

National Item Identification Number:
006394642

Description:
WASHER,SHOULDERED AND RECESSED

Detail:
A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.


Manufacturer Information:
Q98-10WLU1GENERAL DYNAMICS CORP CONVAIR DIV LINDBERGH FIELD FACILITY
Q98-114170HUGHES MISSILE SYSTEMS CO SAN DIEGO
Q98-163910BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION I
Q98-17B709TRACOR FLIGHT SYSTEMS INC SUB OF TRACOR INC


Techincal Specification:
HOLE DIAMETER0.192 INCHES NOMINAL
OUTSIDE DIAMETER0.562 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.018 INCHES NOMINAL
MATERIALSTEEL COMP 8642H OVERALL
RECESS ANGLE82.0 DEGREES NOMINAL
SHOULDER HEIGHT0.052 INCHES NOMINAL
SHOULDER DIAMETER0.336 INCHES NOMINAL
STYLE DESIGNATORSHOULDERED AND RECESSED


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