5310-01-148-9780, WASHER,KEY

National Stock Number:
5310-01-148-9780

Federal Supply Class:
5310

National Item Identification Number:
011489780

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:

MIL-W-21338	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS19070-322	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

EXTERNAL KEY QUANTITY	19
EXTERNAL PREBENT KEY WIDTH	0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM
HARDNESS RATING	50.0 BRINELL MINIMUM AND 81.0 BRINELL MAXIMUM
HEAT TREATMENT	ANNEALED
HOLE DIAMETER	6.389 INCHES MINIMUM AND 6.424 INCHES MAXIMUM
INTERNAL PREBENT KEY LENGTH	0.312 INCHES MINIMUM AND 0.374 INCHES MAXIMUM
INTERNAL PREBENT KEY WIDTH	0.500 INCHES MINIMUM AND 0.590 INCHES MAXIMUM
OUTSIDE DIAMETER	7.438 INCHES MINIMUM AND 7.498 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS	8.438 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL THICKNESS	0.148 INCHES MINIMUM AND 0.164 INCHES MAXIMUM
MATERIAL	STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1524 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1035 OVERALL
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND 1 CLASS
STYLE DESIGNATOR	KEY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-Z-325,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC AND CHROMATE OR CADMIUM AND CHROMATE OVERALL

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