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National Stock Number:
5340-00-914-5394
Federal Supply Class:
5340
National Item Identification Number:
009145394
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:
| 491691 | 77445 | RTX CORPORATION |
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Techincal Specification:
| END DIAMETER | 0.3900 INCHES MINIMUM AND 0.4100 INCHES MAXIMUM | | BORE DIAMETER | 0.2490 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM | | COUNTERBORE DIAMETER | 0.6700 INCHES MINIMUM AND 0.6900 INCHES MAXIMUM | | COUNTERBORE LENGTH | 0.1200 INCHES NOMINAL | | DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.0500 INCHES MINIMUM AND 0.0700 INCHES MAXIMUM | | FIRST STEP DIAMETER | 1.0900 INCHES NOMINAL | | FIRST STEP LENGTH | 0.0700 INCHES NOMINAL | | FSC APPLICATION DATA | CONTROL ASSY,ENGINE ACFT P/N 544050 | | MATERIAL HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL | | OVERALL HEIGHT | 0.2600 INCHES NOMINAL | | SECOND END DIAMETER | 0.8400 INCHES MINIMUM AND 0.8440 INCHES MAXIMUM | | STYLE DESIGNATOR | SEAT | | SURFACE TREATMENT | PASSIVATE |
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