5310-00-124-9254 WASHER,FLAT Index 5315-00-124-9256 PIN,STRAIGHT,HEADLESS

National Stock Number:
5310-00-124-9255

Federal Supply Class:
5310

National Item Identification Number:
001249255

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:
MS27129-1396906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
HARDNESS RATING104.0 BRINELL STANDARD MINIMUM
HEAT TREATMENTHOT ROLLED OR COLD DRAWN 1/4 HARD CONDITION OR COLD DRAWN 1/2 HARD CONDITION
HOLE DIAMETER0.206 INCHES MINIMUM AND 0.226 INCHES MAXIMUM
MATERIAL THICKNESS0.015 INCHES MINIMUM AND 0.021 INCHES MAXIMUM
MATERIALCOPPER ALLOY 116 OR COPPER ALLOY OVERALL
OUTSIDE DIAMETER0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM
OVERALL HEIGHT0.136 INCHES MINIMUM AND 0.156 INCHES MAXIMUM
STYLE DESIGNATORFINISHING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-C-320,CL 1,TY 1 FED SPEC 1ST TREATMENT RESPONSE OR QQ-N-290,CL 1 FED SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCHROMIUM OR NICKEL OVERALL


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