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National Stock Number:
5340-01-540-4820
Federal Supply Class:
5340
National Item Identification Number:
015404820
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:
| 3-55469-1 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| BORE DIAMETER | 0.2600 INCHES NOMINAL | | DESIGN TYPE | SOLID | | FIRST STEP DIAMETER | 0.8500 INCHES NOMINAL | | OVERALL HEIGHT | 0.0810 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 2024 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SPRING SEAT SEQUENCE VALVE | | STYLE DESIGNATOR | SEAT |
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