4710-00-299-1311 TUBE ASSEMBLY,ECONO Index 1620-00-299-1315 SLEEVE AND PLUNGER,STEERING VALV

National Stock Number:
5340-00-299-1314

Federal Supply Class:
5340

National Item Identification Number:
002991314

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:
68A450939-200176301THE BOEING COMPANY


Techincal Specification:
END DIAMETER0.3480 INCHES MINIMUM AND 0.3580 INCHES MAXIMUM
BORE DIAMETER0.1850 INCHES MINIMUM AND 0.1950 INCHES MAXIMUM
COUNTERSINK ANGLE IN DEG60.0
COUNTERSINK DIAMETER0.2200 INCHES NOMINAL
DESIGN TYPESOLID
DISTANCE FROM END TO FIRST STEP0.0900 INCHES NOMINAL
FIRST STEP DIAMETER0.4800 INCHES NOMINAL
FSC APPLICATION DATASTEER DAMPER. ACFT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/3, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 2024
OVERALL HEIGHT0.1800 INCHES NOMINAL
SPECIAL FEATURESNOT CASEHARDENED
STYLE DESIGNATORSEAT
SURFACE TREATMENTANODIZE


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