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National Stock Number:
5340-00-536-8430
Federal Supply Class:
5340
National Item Identification Number:
005368430
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:
| 62389 | 80254 | TEXTRON LYCOMING INC WILLIAMSPORT PLANT | | 69532 | 80254 | TEXTRON LYCOMING INC WILLIAMSPORT PLANT | | 69532 | R1120 | SATAIR A/S |
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Techincal Specification:
| DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.3550 INCHES NOMINAL | | END DIAMETER | 0.8350 INCHES MINIMUM AND 0.8450 INCHES MAXIMUM | | BORE DIAMETER | 0.4220 INCHES NOMINAL | | CHAMFER ANGLE IN DEG | 15.0 | | COUNTERBORE LENGTH | 0.3820 INCHES MINIMUM AND 0.3920 INCHES MAXIMUM | | COUNTERBORE DIAMETER | 0.6340 INCHES MINIMUM AND 0.6390 INCHES MAXIMUM | | COUNTERSINK DIAMETER | 0.7300 INCHES MINIMUM AND 0.7400 INCHES MAXIMUM | | COUNTERSINK ANGLE IN DEG | 15.0 | | FEATURES PROVIDED | CASEHARDENED | | FIRST STEP DIAMETER | 1.2650 INCHES MINIMUM AND 1.2750 INCHES MAXIMUM | | FIRST STEP LENGTH | 0.0650 INCHES NOMINAL | | MATERIAL | STEEL SAE 1113 | | III FSC APPLICATION DATA | ENGINE,GASOLINE,NONAIRCRAFT | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL HEIGHT | 0.5000 INCHES NOMINAL | | SECOND STEP DIAMETER | 1.5700 INCHES NOMINAL |
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