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Helical Compression Spring Seat

Model / MPN: NB23137325 | NSN: 5340-01-421-1878
ITAR Registered seal

A circular item, usually having a flat or grooved flange, bos (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.

Product Details
NATO Stock Number
5340-01-421-1878
Sold in multiples of
1 EA
DEMIL
NO
Overall Height
0.7500 inches
Second Step Diameter
6.0000 inches
Design Type
Solid
Material
Bronze, astm b61
Material
Copper alloy 922
Material Specification
Astm b61 assn standard single material response
Solicitations
Solicitation Description Qty UOM Close Date
SPE5E715TB674 Seat, Helical Compre 3 EA 08/20/2015
SPE5E719T7785 Seat, Helical Compre 2 EA 03/29/2019
SPE5E720T7552 Seat, Helical Compre 1 EA 04/27/2020
SPE5E721T3138 Seat, Helical Compre 1 EA 03/04/2021

Pricing and Availability

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NB23137325 Cross Reference
  • 231-373-25
  • N-736 PIECE 11
  • 231-373-25
  • N-736 PIECE 11