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National Stock Number:
5340-00-299-0354
Federal Supply Class:
5340
National Item Identification Number:
002990354
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:
| 68A450953-2001 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| END DIAMETER | 0.4250 INCHES MINIMUM AND 0.4350 INCHES MAXIMUM | | BORE DIAMETER | 0.3100 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM | | DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.3400 INCHES NOMINAL | | FIRST STEP DIAMETER | 0.7760 INCHES MINIMUM AND 0.7840 INCHES MAXIMUM | | FSC APPLICATION DATA | STEER DAMPER,ACFT | | MATERIAL | ALUMINUM ALLOY | | OVERALL HEIGHT | 0.4100 INCHES NOMINAL | | SPECIAL FEATURES | NOT CASEHARDENED | | STYLE DESIGNATOR | SEAT | | SURFACE TREATMENT | ANODIZE |
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