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		                             National Stock Number: 5340-00-717-7774
  Federal Supply Class: 5340
  National Item Identification Number: 007177774
  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:
 | 547801 | 73030 | HAMILTON SUNDSTRAND CORPORATION |   
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  Techincal Specification:
 | DESIGN TYPE | SOLID |  | FEATURES PROVIDED | CASEHARDENED |  | MATERIAL HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM |  | MATERIAL | STEEL |  | SPECIAL FEATURES | TWO PINS INCLUDED |   
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