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National Stock Number:
2990-00-817-1156
Federal Supply Class:
2990
National Item Identification Number:
008171156
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:
| 3200590 | 55380 | HATCH & KIRK, INC. | | 3200590 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV |
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Techincal Specification:
| END DIAMETER | 0.7190 INCHES NOMINAL | | BORE DIAMETER | 0.4370 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM | | BORE TAPER IN DEG | 10.0 | | COUNTERSINK DIAMETER | 0.5310 INCHES NOMINAL | | COUNTERSINK ANGLE IN DEG | 45.0 | | DESIGN TYPE | SOLID | | FSC APPLICATION DATA | AIR STARTER GROUP,DIESEL ENGINE | | OVERALL HEIGHT | 0.3125 INCHES NOMINAL | | MATERIAL | STEEL | | SPECIAL FEATURES | MATL-STEEL QQ-S-624,FS3135;NOT CASEHARDENED |
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