5310-00-997-3099 WASHER,FLAT Index 5310-00-997-3102 WASHER,FLAT

National Stock Number:
5310-00-997-3101

Federal Supply Class:
5310

National Item Identification Number:
009973101

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:
S290-83271379CESSNA AIRCRAFT COMPANY
S290-8327EK50TEXTRON AVIATION INC
S290D83271379CESSNA AIRCRAFT COMPANY
S290D8327EK50TEXTRON AVIATION INC


Techincal Specification:
HOLE DIAMETER0.193 INCHES MINIMUM AND 0.223 INCHES MAXIMUM
OUTSIDE DIAMETER0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM
OVERALL HEIGHT0.070 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.025 INCHES NOMINAL
MATERIALSTEEL COMP 1020 OVERALL
RECESS ANGLE99.0 DEGREES MINIMUM AND 103.0 DEGREES MAXIMUM
RECESS DIAMETER0.332 INCHES MINIMUM AND 0.352 INCHES MAXIMUM
STYLE DESIGNATORFINISHING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL


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