5340-01-140-4207, SEAT,HELICAL COMPRESSION SPRING

5340-01-140-4206 SEAT,HELICAL COMPRESSION SPRING

National Stock Number:
5340-01-140-4207

Federal Supply Class:
5340

National Item Identification Number:
011404207

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:

10112725	A486G	NIMIKKEISTOKESKUS NCB FINLAND
145190	79318	MEGGITT NORTH HOLLYWOOD INC

Techincal Specification:

DESIGN TYPE	SOLID
DISTANCE FROM END TO FIRST STEP	0.0360 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM
END DIAMETER	0.2330 INCHES MINIMUM AND 0.2340 INCHES MAXIMUM
BORE DIAMETER	0.1250 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM
COUNTERBORE LENGTH	0.0660 INCHES MINIMUM AND 0.0750 INCHES MAXIMUM
COUNTERBORE DIAMETER	0.1950 INCHES MINIMUM AND 0.2050 INCHES MAXIMUM
FIRST STEP DIAMETER	0.4810 INCHES MINIMUM AND 0.4830 INCHES MAXIMUM
FIRST STEP LENGTH	0.0600 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763, CLASS 304 FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL	STEEL COMP 304
PROPRIETARY CHARACTERISTICS	PACS
OVERALL HEIGHT	0.1550 INCHES MINIMUM AND 0.1650 INCHES MAXIMUM
SECOND END DIAMETER	0.2600 INCHES MINIMUM AND 0.2650 INCHES MAXIMUM
SPECIAL FEATURES	NOT CASEHARDENED
STYLE DESIGNATOR	SEAT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35, TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENT	PASSIVATE

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