5310-00-639-1953 NUT,SELF-LOCKING,PLATE Index 5320-00-639-1955 RIVET,BLIND

National Stock Number:
5310-00-639-1954

Federal Supply Class:
5310

National Item Identification Number:
006391954

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:
MS17228996906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
EXTERNAL KEY QUANTITY15
EXTERNAL PREBENT KEY WIDTH0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM
HOLE DIAMETER1.650 INCHES MINIMUM AND 1.675 INCHES MAXIMUM
INTERNAL PREBENT KEY WIDTH0.219 INCHES MINIMUM AND 0.239 INCHES MAXIMUM
INTERNAL PREBENT KEY LENGTH0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM
OUTSIDE DIAMETER2.125 INCHES MINIMUM AND 2.145 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS2.532 INCHES MINIMUM AND 2.562 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6350 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM
MATERIALSTEEL COMP 4130 OVERALL
STYLE DESIGNATORKEY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS2481 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL


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