5306-00-050-9280 BOLT,INTERNAL WRENCHING Index 5310-00-050-9282 WASHER,SPRING TENSION

National Stock Number:
5310-00-050-9281

Federal Supply Class:
5310

National Item Identification Number:
000509281

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:
2W26A41643999THE BOEING COMPANY


Techincal Specification:
HOLE DIAMETER0.260 INCHES MINIMUM AND 0.275 INCHES MAXIMUM
OUTSIDE DIAMETER0.723 INCHES MINIMUM AND 0.729 INCHES MAXIMUM
OVERALL HEIGHT0.125 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-318 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.002 INCHES MINIMUM AND 0.018 INCHES MAXIMUM
MATERIALALUMINUM ALLOY 5052 OVERALL
STYLE DESIGNATORFINISHING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OR CHROMATE OVERALL


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