5310-01-143-1770 WASHER,FLAT Index 5310-01-143-1772 WASHER,SPRING TENSION

National Stock Number:
5310-01-143-1771

Federal Supply Class:
5310

National Item Identification Number:
011431771

Description:
WASHER,FINISHING

Detail:
A WASHER OR CONE OR DISK SHAPE WITH A CENTRALLY LOCATED HOLE, DESIGNED TO ACCOMMODATE A FLAT OR OVAL HEAD SCREW AND PROVIDE ADDITIONAL BEARING AREA ON THE MATERIAL BEING FASTENED. IT MAY OR MAY NOT HAVE A FLUSH FLANGE FEATURE.


Manufacturer Information:
10109792A486GNIMIKKEISTOKESKUS NCB FINLAND
74B110054-200158009MOELLER MANUFACTURING & SUPPLY, LLC
74B110054-200176301THE BOEING COMPANY


Techincal Specification:
MATERIALSTEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6721 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORFINISHING
HOLE DIAMETER0.314 INCHES NOMINAL
OUTSIDE DIAMETER0.938 INCHES NOMINAL
OVERALL HEIGHT0.153 INCHES NOMINAL
RECESS DIAMETER0.635 INCHES NOMINAL
MATERIAL THICKNESS0.016 INCHES NOMINAL
RECESS ANGLE101.0 DEGREES NOMINAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE76301
DESIGN CONTROL REFERENCE74B110054-2001


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