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Worldwide distributor of NSN parts and consumables located in the USA.

Valve Seat

Model / MPN: 1557002 | NSN: 4810-00-977-2838
ITAR Registered seal

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

Product Details
NATO Stock Number
4810-00-977-2838
Sold in multiples of
1 EA
DEMIL
NO
Taper Minor Diameter
Between 0.809 inches and 0.815 inches
Seat Angle In Deg
35.000
Seating Surface Shape
Angular
Solicitations
Solicitation Description Qty UOM Close Date
SPE7MC15T9443 Seat, Valve 133 EA 05/04/2015
SPE7MC15TJ476 Seat, Valve 231 EA 09/18/2015
SPE7MC16T2859 Seat, Valve 18 EA 11/19/2015
SPE7MC16T3453 Seat, Valve 51 EA 12/03/2015
SPE7MC17TB516 Seat, Valve 362 EA 03/06/2017
SPE7MC17TU317 Seat, Valve 385 EA 10/10/2017
SPE7MC18T6810 Seat, Valve 278 EA 03/05/2018
SPE7M119T337W Seat, Valve 430 EA 07/11/2019
SPE7M119T414L Seat, Valve 488 EA 08/05/2019
SPE7MC21T021G Seat, Valve 122 EA 04/08/2021

Pricing and Availability

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1557002 Cross Reference
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  • 1557002
  • BUWEPSDWG1557002
  • BUWEPSDWG1557002