5310-01-155-5252, WASHER,LOCK

5310-01-155-5253 WASHER,SHOULDERED AND RECESSED

National Stock Number:
5310-01-155-5252

Federal Supply Class:
5310

National Item Identification Number:
011555252

Description:
WASHER,LOCK

Detail:
A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

Manufacturer Information:

12321002

19207

U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

Techincal Specification:

HARDNESS RATING	45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
HOLE DIAMETER	0.382 INCHES MINIMUM AND 0.393 INCHES MAXIMUM
OUTSIDE DIAMETER	0.673 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIAL THICKNESS	0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
MATERIAL	STEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
STYLE DESIGNATOR	SPLIT HELICAL-RIGHT HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL

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