5310-01-631-2970 WASHER,FLAT 5310-01-631-4506 NUT SPACER,PLATE

National Stock Number:
5310-01-631-3581

Federal Supply Class:
5310

National Item Identification Number:
016313581

Description:
WASHER,RECESSED


Manufacturer Information:
LS35240C898897LOCKHEED MARTIN CORP


Techincal Specification:
MATERIALSTEEL COMP 4130 OVERALL
SURFACE TREATMENTCADMIUM OVERALL
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND
45.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORRECESSED
HOLE DIAMETER0.535 INCHES MINIMUM AND
0.540 INCHES MAXIMUM
OUTSIDE DIAMETER0.940 INCHES MINIMUM AND
0.950 INCHES MAXIMUM
RECESS DIAMETER0.650 INCHES MINIMUM AND
0.660 INCHES MAXIMUM
MATERIAL THICKNESS0.071 INCHES MINIMUM AND
0.085 INCHES MAXIMUM
RECESS ANGLE44.0 DEGREES MINIMUM AND
46.0 DEGREES MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER,COUNTERSUNK AND PLAIN 1/32 OVERSIZED


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