5340-00-267-5573 CUP,COMPRESSION Index 5340-00-272-2412 SEAT,HELICAL COMPRESSION SPRING

National Stock Number:
5340-00-269-0630

Federal Supply Class:
5340

National Item Identification Number:
002690630

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:
1202215-10198897LOCKHEED MARTIN CORP


Techincal Specification:
DISTANCE FROM END TO FIRST STEP1.7000 INCHES NOMINAL
END DIAMETER1.6100 INCHES NOMINAL
BORE DIAMETER0.9900 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
CHAMFER ANGLE IN DEG45.0
COUNTERSINK ANGLE IN DEG45.0
COUNTERBORE DIAMETER1.4750 INCHES NOMINAL
COUNTERBORE LENGTH1.6600 INCHES NOMINAL
DESIGN TYPESOLID
FIRST STEP DIAMETER2.2000 INCHES NOMINAL
OVERALL HEIGHT1.9500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONC-04-1175 FSCM 36659, TEMPER T76 MFR REF SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 7075
STYLE DESIGNATORSEAT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONLC+77-1063 FSCM 36659,TYPE 2,CLASS 2 MFR REF SINGLE TREATMENT RESPONSE
SURFACE TREATMENTANODIZE


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