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National Stock Number:
5340-00-920-3610
Federal Supply Class:
5340
National Item Identification Number:
009203610
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:
| 492155 | 77445 | RTX CORPORATION |
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Techincal Specification:
| BORE DIAMETER | 0.7550 INCHES NOMINAL | | DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.5100 INCHES NOMINAL | | END DIAMETER | 0.8800 INCHES NOMINAL | | FIRST STEP DIAMETER | 0.9490 INCHES NOMINAL | | FIRST STEP LENGTH | 0.1590 INCHES NOMINAL | | FSC APPLICATION DATA | STARTER,ENGINE,AIRCRAFT | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL COMP 630 | | OVERALL HEIGHT | 0.7600 INCHES NOMINAL | | SEAT ANGLE IN DEG | 45.0 | | SECOND END DIAMETER | 1.4470 INCHES NOMINAL | | SECOND STEP DIAMETER | 1.4970 INCHES NOMINAL | | STYLE DESIGNATOR | SEAT | | SURFACE TREATMENT | PASSIVATE |
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