5310-01-057-4284, WASHER,KEY

5310-01-057-4283 NUT,SELF-LOCKING,BLIND RIVET

National Stock Number:
5310-01-057-4284

Federal Supply Class:
5310

National Item Identification Number:
010574284

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:

MS19069A20

96906

MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

MATERIAL	STEEL COMP 8735 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PHOSPHATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-16232 TY2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR	KEY
EXTERNAL KEY QUANTITY	19
HOLE DIAMETER	3.988 INCHES MINIMUM AND
	4.018 INCHES MAXIMUM
OUTSIDE DIAMETER	4.406 INCHES MINIMUM AND
	4.426 INCHES MAXIMUM
INTERNAL PREBENT KEY LENGTH	0.250 INCHES MINIMUM AND
	0.312 INCHES MAXIMUM
EXTERNAL PREBENT KEY WIDTH	0.297 INCHES MINIMUM AND
	0.327 INCHES MAXIMUM
INTERNAL PREBENT KEY WIDTH	0.340 INCHES MINIMUM AND
	0.360 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS	4.970 INCHES MINIMUM AND
	5.000 INCHES MAXIMUM
MATERIAL THICKNESS	0.058 INCHES MINIMUM AND
	0.068 INCHES MAXIMUM
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MS19069A20

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