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National Stock Number:
5310-00-769-4637
Federal Supply Class:
5310
National Item Identification Number:
007694637
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.
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Manufacturer Information:
| S290D1032 | 09772 | WEST COAST LOCKWASHER CO., INC. | | S290D1032 | 71379 | CESSNA AIRCRAFT COMPANY | | S290D1032 | 7EK50 | TEXTRON AVIATION INC |
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Techincal Specification:
| HOLE DIAMETER | 0.193 INCHES MINIMUM AND 0.223 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM | | OVERALL HEIGHT | 0.080 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/5,T3 OR T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.032 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | RECESS DIAMETER | 0.385 INCHES MINIMUM AND 0.405 INCHES MAXIMUM | | RECESS ANGLE | 99.0 DEGREES MINIMUM AND 103.0 DEGREES MAXIMUM | | STYLE DESIGNATOR | FINISHING |
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