5305-00-639-0521 THUMBSCREW Index 5310-00-639-0533 NUT,SELF-LOCKING,CLINCH

National Stock Number:
5310-00-639-0524

Federal Supply Class:
5310

National Item Identification Number:
006390524

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:
758243419200US ARMY ARDEC RDECOM


Techincal Specification:
EXTERNAL KEY QUANTITY2
EXTERNAL STRAIGHT KEY WIDTH0.123 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
HOLE DIAMETER2.030 INCHES MINIMUM AND 2.040 INCHES MAXIMUM
OUTSIDE DIAMETER2.242 INCHES MINIMUM AND 2.247 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS2.400 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-700 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.015 INCHES NOMINAL
MATERIALSTEEL COMP 1009 OVERALL
STYLE DESIGNATORKEY
SURFACE TREATMENTCOPPER OVERALL


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