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National Stock Number:
5310-01-071-5820
Federal Supply Class:
5310
National Item Identification Number:
010715820
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:
| 160D414019-7 | 05666 | AERO STANDARD TOOLING INC | | 160D414019-7 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 160D414019-7 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | FEAT | | HOLE DIAMETER | 0.190 INCHES MINIMUM AND 0.194 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.438 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-7720,COND A MIL SPEC 2ND MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.063 INCHES NOMINAL | | MATERIAL | STEEL COMP 301 OR STEEL COMP 302 OVERALL | | SPECIAL FEATURES | A-10 SPECIFIC RECESSED WASHER | | RECESS ANGLE | 100.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.310 INCHES MINIMUM AND 0.315 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED |
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