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National Stock Number:
5340-01-377-9140
Federal Supply Class:
5340
National Item Identification Number:
013779140
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:
| 561-6404326-6 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| END DIAMETER | 1.1320 INCHES MINIMUM AND 1.1370 INCHES MAXIMUM | | BORE DIAMETER | 0.7500 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM | | DESIGN TYPE | SPLIT | | DISTANCE FROM END TO FIRST STEP | 1.0200 INCHES NOMINAL | | FIRST STEP DIAMETER | 1.3750 INCHES NOMINAL | | FIRST STEP LENGTH | 1.1600 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-637, 1/2H FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 | | SECOND STEP DIAMETER | 2.2500 INCHES NOMINAL | | STYLE DESIGNATOR | SEAT |
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