5310-00-177-1229, WASHER,KEY

National Stock Number:
5310-00-177-1229

Federal Supply Class:
5310

National Item Identification Number:
001771229

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:

369A1023	02731	MCDONNELL DOUGLAS HELICOPTER CO INC
369A1023	8V613	THE BOEING COMPANY

Techincal Specification:

HARDNESS RATING	36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
HEAT TREATMENT	AS FABRICATED
HOLE DIAMETER	2.553 INCHES MINIMUM AND 2.573 INCHES MAXIMUM
INTERNAL KEY QUANTITY	2
INTERNAL STRAIGHT KEY WIDTH	0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
OUTSIDE DIAMETER	3.240 INCHES MINIMUM AND 3.260 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-18729,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS	0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM
MATERIAL	STEEL COMP 4130 OVERALL
MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
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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