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National Stock Number:
5310-01-256-5234
Federal Supply Class:
5310
National Item Identification Number:
012565234
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.
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Manufacturer Information:
| 23008017 | 59563 | REID PRODUCTS INC. | | 23008017 | 63005 | ROLLS-ROYCE CORPORATION | | E23008017 | 06QZ8 | EXTEX LTD. | | E23008017 | 22819 | BOEING DISTRIBUTION, INC. |
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Techincal Specification:
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL | | BOTTOM RECESS DIAMETER | 0.230 INCHES NOMINAL | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.196 INCHES MINIMUM AND 0.206 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.580 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6357 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6350 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6358 ASSN STD 3RD MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.082 INCHES MINIMUM AND 0.092 INCHES MAXIMUM | | MATERIAL | STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 8740 OVERALL | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | OXIDE FILM OVERALL | | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL | | TOP RECESS DIAMETER | 0.230 INCHES NOMINAL |
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