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National Stock Number:
5340-00-364-5096
Federal Supply Class:
5340
National Item Identification Number:
003645096
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:
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Techincal Specification:
| END DIAMETER | 0.5540 INCHES MINIMUM AND 0.5740 INCHES MAXIMUM | | BORE DIAMETER | 0.5150 INCHES MINIMUM AND 0.5170 INCHES MAXIMUM | | BORE TAPER IN DEG | 7.0 | | CHAMFER ANGLE IN DEG | 8.0 | | DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.2690 INCHES MINIMUM AND 0.2940 INCHES MAXIMUM | | FIRST STEP LENGTH | 0.0780 INCHES NOMINAL | | FIRST STEP DIAMETER | 0.9850 INCHES MINIMUM AND 0.9950 INCHES MAXIMUM | | OVERALL HEIGHT | 0.3940 INCHES MINIMUM AND 0.4190 INCHES MAXIMUM | | MATERIAL | STEEL | | SECOND END DIAMETER | 0.8440 INCHES NOMINAL | | SECOND STEP DIAMETER | 1.3750 INCHES NOMINAL | | SPECIAL FEATURES | 0.030 IN.MIN/0.070 IN.MAX RADIUS OR CHAMFER AT LOWER END OF BORE AND 0.031 IN.BY 45.0 DEG CHAMPFER UPPER END OF BORE | | STYLE DESIGNATOR | SEAT |
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