5310-00-457-6866, WASHER,FINISHING

National Stock Number:
5310-00-457-6866

Federal Supply Class:
5310

National Item Identification Number:
004576866

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:

NAS390B4P

80205

NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

Techincal Specification:

HOLE DIAMETER	0.120 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
OUTSIDE DIAMETER	0.280 INCHES MINIMUM AND 0.320 INCHES MAXIMUM
OVERALL HEIGHT	0.063 INCHES MINIMUM AND 0.093 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-613 FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-613,1/2,HARD FED SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS	0.008 INCHES MINIMUM AND 0.016 INCHES MAXIMUM
MATERIAL	COPPER ALLOY 268 OR COPPER ALLOY 11 OVERALL
STYLE DESIGNATOR	FINISHING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-C-320,CL 1,TY 1 FED SPEC 1ST TREATMENT RESPONSE OR QQ-N-290 FED SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CHROMIUM OR NICKEL OVERALL

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