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National Stock Number:
5340-01-327-6079
Federal Supply Class:
5340
National Item Identification Number:
013276079
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:
| 21747 | 93835 | PARKER HANNIFIN CORPORATION |
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Techincal Specification:
| DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.1600 INCHES NOMINAL | | END DIAMETER | 0.4370 INCHES NOMINAL | | BORE DIAMETER | 0.2500 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM | | COUNTERBORE LENGTH | 0.0500 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.2700 INCHES MINIMUM AND 0.2750 INCHES MAXIMUM | | FIRST STEP DIAMETER | 0.5900 INCHES NOMINAL | | MATERIAL | STEEL,AMS 5639,TY 304 | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL HEIGHT | 0.2750 INCHES NOMINAL | | SPECIAL FEATURES | 0.0200 IN. BY 45.0 DEG CHAMFER TWO PLACES | | STYLE DESIGNATOR | SEAT | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35, TYPE 2 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-35,TY 3,TY 4 FED SPEC 2ND TREATMENT RESPONSE | | SURFACE TREATMENT | PASSIVATE OR PASSIVATE |
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