5310-00-917-6221, WASHER,LOCK

National Stock Number:
5310-00-917-6221

Federal Supply Class:
5310

National Item Identification Number:
009176221

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:

4020-32-00	78189	ITW SHAKEPROOF AUTOMOTIVE PRODUCTS
MS45904-79	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

HARDNESS RATING	40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
HOLE DIAMETER	0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM
OUTSIDE DIAMETER	1.220 INCHES MINIMUM AND 1.260 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL THICKNESS	0.042 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
MATERIAL	STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1060 OVERALL
STYLE DESIGNATOR	FLAT EXTERNAL AND INTERNAL TEETH
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL

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