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National Stock Number: 5340-01-058-4890
Federal Supply Class: 5340
National Item Identification Number: 010584890
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.
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Manufacturer Information:
42540A | 73760 | ITT AEROSPACE CONTROLS LLC |
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Techincal Specification:
DISTANCE FROM END TO FIRST STEP | 0.2800 INCHES NOMINAL | COUNTERBORE DIAMETER | 0.3700 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM | COUNTERBORE LENGTH | 0.1350 INCHES NOMINAL | DESIGN TYPE | SOLID | FIRST STEP DIAMETER | 0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM | OVERALL HEIGHT | 0.3500 INCHES NOMINAL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE | MATERIAL | STEEL COMP 630 | STYLE DESIGNATOR | SEAT | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE | SURFACE TREATMENT | PASSIVATE |
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