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National Stock Number:
5340-01-129-3971
Federal Supply Class:
5340
National Item Identification Number:
011293971
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:
| 287832-1 | 82106 | PARKER-HANNIFIN CORPORATION |
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Techincal Specification:
| END DIAMETER | 0.4290 INCHES NOMINAL | | BORE DIAMETER | 0.3120 INCHES MINIMUM AND 0.3130 INCHES MAXIMUM | | CHAMFER ANGLE IN DEG | 15.0 | | COUNTERBORE DIAMETER | 0.4000 INCHES NOMINAL | | COUNTERBORE LENGTH | 0.2550 INCHES NOMINAL | | COUNTERSINK DIAMETER | 0.4700 INCHES NOMINAL | | COUNTERSINK ANGLE IN DEG | 45.0 | | DESIGN TYPE | SOLID | | DISTANCE FROM END TO FIRST STEP | 0.0750 INCHES NOMINAL | | FIRST STEP LENGTH | 0.1700 INCHES NOMINAL | | FIRST STEP DIAMETER | 0.4650 INCHES MINIMUM AND 0.4750 INCHES MAXIMUM | | OVERALL HEIGHT | 0.3250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582, TYPE 303 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 303 | | SECOND STEP DIAMETER | 0.6100 INCHES NOMINAL | | SPECIAL FEATURES | NOT CASEHARDENED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PS13001, MCDONNELL DOUGLAS CORP MFR REF SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | PASSIVATE |
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