1650-01-142-4376 DISK,VALVE Index 5340-01-142-4378 SEAT,HELICAL COMPRESSION SPRING

National Stock Number:
5340-01-142-4377

Federal Supply Class:
5340

National Item Identification Number:
011424377

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:
10112729A486GNIMIKKEISTOKESKUS NCB FINLAND
14537979318MEGGITT NORTH HOLLYWOOD INC


Techincal Specification:
DESIGN TYPESOLID
DISTANCE FROM END TO FIRST STEP0.0650 INCHES MINIMUM AND 0.0710 INCHES MAXIMUM
END DIAMETER0.2640 INCHES MINIMUM AND 0.2740 INCHES MAXIMUM
BORE DIAMETER0.1900 INCHES MINIMUM AND 0.2000 INCHES MAXIMUM
FIRST STEP DIAMETER0.4000 INCHES MINIMUM AND 0.4300 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 304 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 304
PROPRIETARY CHARACTERISTICSPACS
OVERALL HEIGHT0.0830 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM
SPECIAL FEATURESNOT CASEHARDENED
STYLE DESIGNATORSEAT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35, TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTPASSIVATE


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