5310-01-274-0045, WASHER,RECESSED

National Stock Number:
5310-01-274-0045

Federal Supply Class:
5310

National Item Identification Number:
012740045

Description:
WASHER,RECESSED

Detail:
A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.

Manufacturer Information:

140-007-19S14A3

97499

BELL TEXTRON INC

Techincal Specification:

BOTTOM RECESS ANGLE	89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM
BOTTOM RECESS DIAMETER	0.327 INCHES MINIMUM AND 0.347 INCHES MAXIMUM
HOLE DIAMETER	0.287 INCHES MINIMUM AND 0.307 INCHES MAXIMUM
OUTSIDE DIAMETER	0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5604 ASSN STD SINGLE MATERIAL RESPONSE AND AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS	0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM
MATERIAL	STEEL COMP 630 OVERALL
MINIMUM TENSILE STRENGTH	170000 POUNDS PER SQUARE INCH
SPECIFICATION/STANDARD DATA	97499-140-007 MANUFACTURERS STANDARD
STYLE DESIGNATOR	RECESSED BOTH SIDES
SURFACE FINISH	63.0 MICROINCHES BOTTOM
SURFACE FINISH	63.0 MICROINCHES TOP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
TOP RECESS ANGLE	89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM
TOP RECESS DIAMETER	0.327 INCHES MINIMUM AND 0.347 INCHES MAXIMUM

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