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National Stock Number:
5310-00-167-0882
Federal Supply Class:
5310
National Item Identification Number:
001670882
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:
| AN975-9 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| HOLE DIAMETER | 0.562 INCHES MINIMUM AND 0.594 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.078 INCHES MINIMUM AND 1.110 INCHES MAXIMUM | | OVERALL HEIGHT | 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A568 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A568 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A568 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A568 ASSN STD 4TH MATERIAL RESPONSE OR ASTM A108 ASSN STD 4TH MATERIAL RESPONSE OR ASTM A568 ASSN STD 5TH MATERIAL RESPONSE OR ASTM A108 ASSN STD 5TH MATERIAL RESPONSE OR MIL-S-7952 MIL SPEC 5TH MATERIAL RESPONSE OR ASTM A1080JDHMIL-S-7952 ASSN STD 6TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1025 OVERALL | | RECESS DEPTH | 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM | | RECESS DIAMETER | 0.828 INCHES MINIMUM AND 0.860 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
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