5310-01-091-1242, WASHER,KEY

5310-01-091-1241 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
5310-01-091-1242

Federal Supply Class:
5310

National Item Identification Number:
010911242

Description:
WASHER,KEY

Detail:
A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

Manufacturer Information:

CA21089-C-4R	29372	HOWMET GLOBAL FASTENING SYSTEMS INC.
CA21089-C-4R	5R793	HOWMET GLOBAL FASTENING SYSTEMS INC
CA21089-C-4R	71286	HOWMET GLOBAL FASTENING SYSTEMS INC

Techincal Specification:

DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY	0.095 INCHES NOMINAL
HARDNESS RATING	950.0 ROCKWELL H MAXIMUM
HOLE DIAMETER	0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
INTERNAL KEY QUANTITY	2
INTERNAL STRAIGHT KEY WIDTH	0.044 INCHES MINIMUM AND 0.045 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS	0.021 INCHES MINIMUM AND 0.029 INCHES MAXIMUM
MATERIAL	STEEL COMP 631 OVERALL
OUTSIDE DIAMETER	0.345 INCHES MINIMUM AND 0.355 INCHES MAXIMUM
STYLE DESIGNATOR	KEY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL

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