8415-00-094-2679 HELMET,COMBAT VEHICLE CREWMAN'S Index 8415-00-094-2684 HELMET,COMBAT VEHICLE CREWMAN'S

National Stock Number:
5310-00-094-2681

Federal Supply Class:
5310

National Item Identification Number:
000942681

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:
A80-8825472GOODRICH CORPORATION


Techincal Specification:
HOLE DIAMETER0.566 INCHES NOMINAL
OUTSIDE DIAMETER1.007 INCHES NOMINAL
MATERIAL THICKNESS0.059 INCHES NOMINAL
MATERIALSTEEL OVERALL
RECESS DIAMETER0.806 INCHES NOMINAL
RECESS DEPTH0.015 INCHES NOMINAL
SHOULDER DIAMETER0.815 INCHES NOMINAL
SHOULDER HEIGHT0.016 INCHES NOMINAL
SPECIAL FEATURESCENTER HOLE SHAPE-ROUND W/FLATS,0.517 IN. WIDTH BETWEEN FLATS
STYLE DESIGNATORSHOULDERED AND RECESSED
SURFACE TREATMENTCADMIUM OVERALL


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