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National Stock Number:
5340-01-135-8527
Federal Supply Class:
5340
National Item Identification Number:
011358527
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:
| 2180199 | 77445 | RTX CORPORATION |
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Techincal Specification:
| END DIAMETER | 0.2550 INCHES MINIMUM AND 0.2650 INCHES MAXIMUM | | BORE DIAMETER | 0.1877 INCHES MINIMUM AND 0.1887 INCHES MAXIMUM | | DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.3900 INCHES MINIMUM AND 0.4100 INCHES MAXIMUM | | FIRST STEP DIAMETER | 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM | | OVERALL HEIGHT | 0.4200 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL HARDNESS RATING | 53.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL COMP 440C | | SPECIAL FEATURES | NOT CASEHARDENED | | STYLE DESIGNATOR | SEAT |
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