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National Stock Number:
5340-01-201-9727
Federal Supply Class:
5340
National Item Identification Number:
012019727
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:
| 3837043-1 | 93835 | PARKER HANNIFIN CORPORATION | | 3837103-1 | 93835 | PARKER HANNIFIN CORPORATION |
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Techincal Specification:
| END DIAMETER | 0.2750 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM | | BORE DIAMETER | 0.2010 INCHES MINIMUM AND 0.2030 INCHES MAXIMUM | | COUNTERBORE LENGTH | 0.0300 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.2500 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM | | DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.2700 INCHES NOMINAL | | FIRST STEP LENGTH | 0.0900 INCHES NOMINAL | | FIRST STEP DIAMETER | 0.2850 INCHES MINIMUM AND 0.2900 INCHES MAXIMUM | | OVERALL HEIGHT | 0.4400 INCHES NOMINAL | | MATERIAL HARDNESS RATING | 49.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL | | SECOND STEP DIAMETER | 0.4800 INCHES NOMINAL | | SPECIAL FEATURES | NOT CASEHARDENED | | STYLE DESIGNATOR | SEAT | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PS13001, MCDONNELL DOUGLAS CORP MFR REF SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | PASSIVATE |
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