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National Stock Number:
5340-01-136-6227
Federal Supply Class:
5340
National Item Identification Number:
011366227
Description:
SEAT,HELICAL COMPRESSION SPRING
Detail:
A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore designed to accommodate the end of the spring. It is used to position the spring, but does not encase the spring or restrain lateral motion. It may be used in conjunction with a RETAINER, HELICAL COMPRESSION SPRING. Excludes WASHER (1), (as modified); SEAT, BALL SOCKET and HOLDER, SPRING. See also ROTOR, ENGINE POPPET VALVE.
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Manufacturer Information:
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Techincal Specification:
| DESIGN TYPE | SOLID | | END DIAMETER | 0.3090 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM | | BORE DIAMETER | 0.1560 INCHES MINIMUM AND 0.1575 INCHES MAXIMUM | | COUNTERBORE LENGTH | 0.0900 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.1870 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM | | COUNTERSINK ANGLE IN DEG | 60.0 | | COUNTERSINK DIAMETER | 0.2400 INCHES NOMINAL | | FIRST STEP DIAMETER | 0.3750 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9, ALLOY 7075, T73 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 7075 | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL HEIGHT | 0.4100 INCHES NOMINAL | | SPECIAL FEATURES | NOT CASEHARDENED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE 1, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | ANODIZE |
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