5310-01-099-0660 WASHER,FLAT Index 5320-01-099-0662 RIVET,SOLID

National Stock Number:
5310-01-099-0661

Federal Supply Class:
5310

National Item Identification Number:
010990661

Description:
WASHER,CONCAVE

Detail:
A WASHER WHICH IS ROUND WITH A CENTRALLY LOCATED HOLE. ONE BEARING SURFACE IS SMOOTH, FLAT, AND UNBROKEN, THE OTHER BEARING SURFACE IS SMOOTH, UNBROKEN, AND IS RECESSED TO FORM A CURVED OR SPHERICAL CONTOUR. SEE ALSO WASHER (1), CONVEX. EXCLUDES WASHER (1), RECESSED AND BEARING, WASHER, THRUST.


Manufacturer Information:
TLN1020-6W17446HUCK INTERNATIONAL, INC
TLN1020-6W27624SPS TECHNOLOGIES LLC
TLN1020-6W56878SPS TECHNOLOGIES, LLC
TLN1020-6W59563REID PRODUCTS INC.
TLN1020-6W80539SPS TECHNOLOGIES, LLC
TLN1020-6W92215HOWMET GLOBAL FASTENING SYSTEMS INC
TLN1020-6W97928HUCK INTL INC


Techincal Specification:
MATERIALSTEEL COMP 4340 OR
STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR
MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND
40.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORCONCAVE
HOLE DIAMETER0.531 INCHES MINIMUM AND
0.537 INCHES MAXIMUM
RADIUS0.435 INCHES MINIMUM AND
0.440 INCHES MAXIMUM
OUTSIDE DIAMETER0.780 INCHES MINIMUM AND
0.790 INCHES MAXIMUM
RECESS DEPTH0.094 INCHES MINIMUM AND
0.104 INCHES MAXIMUM
MATERIAL THICKNESS0.170 INCHES MINIMUM AND
0.180 INCHES MAXIMUM


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