5310-01-338-0955 WASHER,FLAT Index 5310-01-338-0957 WASHER,RECESSED

National Stock Number:
5310-01-338-0956

Federal Supply Class:
5310

National Item Identification Number:
013380956

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:
BACW10CA7CCU15653HOWMET GLOBAL FASTENING SYSTEMS INC
BACW10CA7CCU56878SPS TECHNOLOGIES, LLC
BACW10CA7CCU60119MONADNOCK COMPANY, THE
BACW10CA7CCU81205THE BOEING COMPANY


Techincal Specification:
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.595 INCHES MINIMUM AND 0.605 INCHES MAXIMUM
OUTSIDE DIAMETER0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5528 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.185 INCHES MINIMUM AND 0.205 INCHES MAXIMUM
MATERIALSTEEL COMP 630 OR STEEL COMP 631 OVERALL
RADIUS0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA81205-BACW10CA MANUFACTURERS STANDARD
STYLE DESIGNATORCONCAVE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL


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