5310-01-396-2877 WASHER,CONCAVE Index 5310-01-396-2879 WASHER,CONVEX

National Stock Number:
5310-01-396-2878

Federal Supply Class:
5310

National Item Identification Number:
013962878

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:
03A350CC10-CB15653HOWMET GLOBAL FASTENING SYSTEMS INC
03A350CC10-CB1W025NORTHROP GRUMMAN SYSTEMS CORP
03A350CC10-CB33011BUDA PRECISION INC.
03A350CC10-CB56878SPS TECHNOLOGIES, LLC
03A350CC10-CB60119MONADNOCK COMPANY, THE
942010-1060119MONADNOCK COMPANY, THE
K29913-10NF15653HOWMET GLOBAL FASTENING SYSTEMS INC
BACW10CW10CCU81205THE BOEING COMPANY


Techincal Specification:
MATERIALSTEEL COMP 630 OR
STEEL COMP 631 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OR
AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND
43.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORCONCAVE
HOLE DIAMETER0.840 INCHES MINIMUM AND
0.850 INCHES MAXIMUM
RADIUS0.740 INCHES MINIMUM AND
0.760 INCHES MAXIMUM
OUTSIDE DIAMETER1.205 INCHES MINIMUM AND
1.215 INCHES MAXIMUM
MATERIAL THICKNESS0.240 INCHES MINIMUM AND
0.260 INCHES MAXIMUM


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