5310-01-125-6255 WASHER,LOCK Index 5310-01-125-6257 WASHER,CONVEX

National Stock Number:
5310-01-125-6256

Federal Supply Class:
5310

National Item Identification Number:
011256256

Description:
WASHER,SADDLE

Detail:
A WASHER WITH ONE SURFACE SHAPED TO FIT A SIMILARLY CURVED SURFACE, THE OTHER SURFACE OF THE WASHER BEING EITHER PARALLEL WITH THE SHAPED SURFACE OR IN THE FORM OF RAISED BOSS HAVING EITHER A FLAT BEARING SURFACE OR A RECESS DESIGNED FOR HOLDING A NUT. EXCLUDES WASHER (1), CONCAVE AND WASHER (1), CONVEX.


Manufacturer Information:
SS4411-08S22378286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
MATERIALSTEEL COMP 4130 OVERALL
SURFACE TREATMENTCADMIUM AND
CHROMATE ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 FED SPEC 1ST TREATMENT RESPONSE AND
TT-P-1757 FED SPEC 2ND TREATMENT RESPONSE OVERALL
STYLE DESIGNATORSADDLE
HOLE DIAMETER0.250 INCHES MINIMUM AND
0.260 INCHES MAXIMUM
OVERALL LENGTH0.500 INCHES NOMINAL
OVERALL WIDTH0.500 INCHES NOMINAL
MATERIAL THICKNESS0.035 INCHES NOMINAL


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