5340-99-547-6562, SEAT,HELICAL COMPRESSION SPRING

5420-99-547-6566 SWIVEL HEAD ASSEMBLY,HYDRAULIC J

National Stock Number:
5340-99-547-6562

Federal Supply Class:
5340

National Item Identification Number:
995476562

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:

1731-4116	K1464	GOODRICH CONTROL SYSTEMS LTD T/A GOODRICH ENGINE CONTROL SYSTEMS
1731-4116	U4287	ROLLS-ROYCE CONTROLS AND DATA SERVICES LIMITED

Techincal Specification:

DESIGN TYPE	SOLID
DISTANCE FROM END TO FIRST STEP	0.2717 INCHES MINIMUM AND 0.2835 INCHES MAXIMUM
END DIAMETER	0.3268 INCHES MINIMUM AND 0.3346 INCHES MAXIMUM
CHAMFER ANGLE IN DEG	45.0
COUNTERBORE LENGTH	0.4760 INCHES MINIMUM AND 0.4960 INCHES MAXIMUM
COUNTERBORE DIAMETER	0.5079 INCHES MINIMUM AND 0.5236 INCHES MAXIMUM
COUNTERSINK DIAMETER	0.5079 INCHES MINIMUM AND 0.5236 INCHES MAXIMUM
COUNTERSINK ANGLE IN DEG	118.0
FIRST STEP DIAMETER	0.6654 INCHES MINIMUM AND 0.6732 INCHES MAXIMUM
FIRST STEP LENGTH	0.2224 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	DOWTY FUEL SYSTEM LTD,4080 MFR REF SINGLE MATERIAL RESPONSE
MATERIAL	STEEL CORROSION RESISTING
OVERALL HEIGHT	0.8386 INCHES NOMINAL
SECOND COUNTERSINK ANGLE IN DEG	118.0
SECOND COUNTERSINK DIAMETER	0.2323 INCHES MINIMUM AND 0.2480 INCHES MAXIMUM
SECOND STEP DIAMETER	0.7441 INCHES MINIMUM AND 0.7461 INCHES MAXIMUM
SECOND STEP LENGTH	0.2756 INCHES NOMINAL
THIRD STEP DIAMETER	1.1024 INCHES MINIMUM AND 1.1102 INCHES MAXIMUM

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