4920-00-272-5676 FIXTURE,AIRCRAFT MAINTENANCE Index 5310-00-272-5680 WASHER,RECESSED

National Stock Number:
5310-00-272-5679

Federal Supply Class:
5310

National Item Identification Number:
002725679

Description:
WASHER,SPRING TENSION

Detail:
A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.


Manufacturer Information:
541018619207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
MATERIALSTEEL OVERALL
HARDNESS RATING44.0 ROCKWELL C MINIMUM AND
48.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.875 INCHES MINIMUM AND
0.906 INCHES MAXIMUM
OUTSIDE DIAMETER1.422 INCHES MINIMUM AND
1.453 INCHES MAXIMUM
OVERALL HEIGHT0.172 INCHES MINIMUM AND
0.203 INCHES MAXIMUM
MATERIAL THICKNESS0.016 INCHES NOMINAL
HEAT TREATMENTQUENCHED AND
TEMPERED


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