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National Stock Number:
5340-00-252-2663
Federal Supply Class:
5340
National Item Identification Number:
002522663
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:
| 4G14403-101A | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| END DIAMETER | 0.6230 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM | | BORE DIAMETER | 0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM | | COUNTERBORE DIAMETER | 0.4600 INCHES NOMINAL | | COUNTERBORE LENGTH | 0.2160 INCHES MINIMUM AND 0.2200 INCHES MAXIMUM | | DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.7090 INCHES MINIMUM AND 0.7110 INCHES MAXIMUM | | FIRST STEP DIAMETER | 0.7800 INCHES MINIMUM AND 0.7900 INCHES MAXIMUM | | MATERIAL HARDNESS RATING | 24.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL | | OVERALL HEIGHT | 0.8000 INCHES NOMINAL | | SPECIAL FEATURES | NOT CASEHARDENED | | STYLE DESIGNATOR | SEAT | | SURFACE TREATMENT | PASSIVATE |
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