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National Stock Number:
5340-00-714-4210
Federal Supply Class:
5340
National Item Identification Number:
007144210
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:
| 7144210 | 19206 | ARMY, UNITED STATES DEPARTMENT OF THE BUSINESS DEVELOPMENT DBA WATERVLIET ARSENAL |
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Techincal Specification:
| DISTANCE FROM END TO FIRST STEP | 1.6344 INCHES NOMINAL | | END DIAMETER | 1.3750 INCHES NOMINAL | | BORE DIAMETER | 1.1250 INCHES NOMINAL | | DESIGN TYPE | SOLID | | FIRST STEP DIAMETER | 4.5000 INCHES NOMINAL | | FIRST STEP LENGTH | 0.2250 INCHES NOMINAL | | OVERALL HEIGHT | 1.8594 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1345H ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1345H ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL COMP 1345H | | SPECIAL FEATURES | 7 HOLES 0.4375 IN DIA; NSN 1015-00-840-1840,MORTAR,4.2-INCH | | SECOND END DIAMETER | 1.9400 INCHES NOMINAL | | STYLE DESIGNATOR | SEAT |
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