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National Stock Number:
5340-00-854-8851
Federal Supply Class:
5340
National Item Identification Number:
008548851
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:
| 14512 | 99643 | EATON AEROSPACE LLC |
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Techincal Specification:
| END DIAMETER | 0.3750 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM | | BORE DIAMETER | 0.1250 INCHES NOMINAL | | DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.0580 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM | | FIRST STEP DIAMETER | 0.7430 INCHES MINIMUM AND 0.7480 INCHES MAXIMUM | | FSC APPLICATION DATA | VALVES AIRCRAFT HYDRAULIC SYSTEM,SPECIALLY DESIGNED | | OVERALL HEIGHT | 0.0900 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763, CLASS 416 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL COMP 416 | | SPECIAL FEATURES | NOT CASEHARDENED | | STYLE DESIGNATOR | SEAT | | SURFACE TREATMENT | PASSIVATE |
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