5310-00-579-1258 NUT,SELF-LOCKING,PLATE Index 5310-00-579-1260 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-579-1259

Federal Supply Class:
5310

National Item Identification Number:
005791259

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:
5310CH34-036-381996U S ARMY AVIATION AND MISSILE COMMAND
S10-10-3369-178286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
EXTERNAL KEY QUANTITY15
EXTERNAL STRAIGHT KEY WIDTH0.141 INCHES MAXIMUM
HOLE DIAMETER1.031 INCHES NOMINAL
OUTSIDE DIAMETER1.250 INCHES NOMINAL
OVERALL DISTANCE INCLUDING KEYS1.750 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONIL-S-5059,COND A MIL SPEC 10TH MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.050 INCHES NOMINAL
MATERIALSTEEL COMP 302 OVERALL
SPECIAL FEATURES1.078 INCH RADIUS BETWEEN TANGS
STYLE DESIGNATORKEY
SURFACE TREATMENTPASSIVATE OVERALL


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