7320-01-131-4714 INACTIVE Index 4820-01-131-4716 COCK,DRAIN

National Stock Number:
5310-01-131-4715

Federal Supply Class:
5310

National Item Identification Number:
011314715

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:
MS9276-0896906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
ANGLE BETWEEN EXTERNAL KEYS50.0 DEGREES NOMINAL
DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY0.181 INCHES MINIMUM AND 0.191 INCHES MAXIMUM
EXTERNAL TAPERED KEY WIDTH0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM
EXTERNAL KEY QUANTITY1
EXTERNAL PREBENT KEY ANGLE15.0 DEGREES NOMINAL
EXTERNAL PREBENT KEY LENGTH0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM
EXTERNAL PREBENT KEY WIDTH0.080 INCHES MINIMUM AND 0.085 INCHES MAXIMUM
HOLE DIAMETER0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
OUTSIDE DIAMETER0.310 INCHES MINIMUM AND 0.320 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS0.483 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.019 INCHES MINIMUM AND 0.025 INCHES MAXIMUM
MATERIALSTEEL COMP 321 OVERALL
SPLIT KEY LENGTH0.115 INCHES NOMINAL
STYLE DESIGNATORKEY


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