5340-00-860-1344 COVER,ACCESS Index 5340-00-868-4530 COVER,ACCESS

National Stock Number:
5340-00-860-8762

Federal Supply Class:
5340

National Item Identification Number:
008608762

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.


Manufacturer Information:
21502281982HYDRO-AIRE AEROSPACE CORP


Techincal Specification:
DISTANCE FROM END TO FIRST STEP0.0550 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM
END DIAMETER0.5900 INCHES MINIMUM AND 0.6000 INCHES MAXIMUM
BORE DIAMETER0.1870 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM
COUNTERBORE DIAMETER0.6700 INCHES NOMINAL
COUNTERBORE LENGTH0.1400 INCHES NOMINAL
DESIGN TYPESOLID
FIRST STEP DIAMETER0.7500 INCHES NOMINAL
FIRST STEP LENGTH0.2000 INCHES NOMINAL
FSC APPLICATION DATAVALVE TRANSFER
OVERALL HEIGHT0.2500 INCHES NOMINAL
MATERIALALUMINUM
SECOND STEP DIAMETER0.8750 INCHES NOMINAL
SPECIAL FEATURESMATL-ALUM. ALLOY QQ-A-225/6;NOT CASEHARDENED
STYLE DESIGNATORSEAT


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