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National Stock Number: 5340-00-422-6066
Federal Supply Class: 5340
National Item Identification Number: 004226066
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:
02731AB | 10988 | CNH INDUSTRIAL AMERICA LLC |
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Techincal Specification:
DISTANCE FROM END TO FIRST STEP | 0.3130 INCHES NOMINAL | END DIAMETER | 0.6250 INCHES NOMINAL | BORE DIAMETER | 0.6250 INCHES NOMINAL | BORE TAPER IN DEG | 18.7 | CHAMFER ANGLE IN DEG | 51.0 | COUNTERSINK ANGLE IN DEG | 63.0 | COUNTERSINK DIAMETER | 0.8750 INCHES NOMINAL | DESIGN TYPE | SOLID | FIRST STEP DIAMETER | 1.3750 INCHES NOMINAL | OVERALL HEIGHT | 0.4060 INCHES NOMINAL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108, GRADE 1018 ASSN STD SINGLE MATERIAL RESPONSE | MATERIAL | STEEL COMP 1018 | SPECIAL FEATURES | NOT CASEHARDENED |
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