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National Stock Number:
5340-01-129-3972
Federal Supply Class:
5340
National Item Identification Number:
011293972
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:
| 10112540 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 3003189-1 | 93835 | PARKER HANNIFIN CORPORATION |
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Techincal Specification:
| DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.2880 INCHES MINIMUM AND 0.2890 INCHES MAXIMUM | | END DIAMETER | 0.3840 INCHES NOMINAL | | BORE DIAMETER | 0.2500 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM | | CHAMFER ANGLE IN DEG | 15.0 | | COUNTERBORE LENGTH | 0.0300 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.4700 INCHES NOMINAL | | COUNTERSINK DIAMETER | 0.3770 INCHES NOMINAL | | COUNTERSINK ANGLE IN DEG | 45.0 | | FIRST STEP DIAMETER | 0.7100 INCHES MINIMUM AND 0.7200 INCHES MAXIMUM | | MATERIAL HARDNESS RATING | 49.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL HEIGHT | 0.3780 INCHES MINIMUM AND 0.3790 INCHES MAXIMUM | | 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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