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NSN 4820-01-314-7381

Valve Seat Insert

About this product

Material nylatron gsvq.

Manufacturer part number 2640-801 X 2 PIECE 23 for national stock number 4820013147381.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-314-7381.

  • MPN or Model

    2640-801 X 2 PIECE 23

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • End Application
    Valve, ball 1/4 inch bleed
  • Criticality Code Justification
    Zzzy
  • Reference Number Differentiating Characteristics
    Items that support a level i or subsafe critical system/component that has undergone quality assurance during the acquisition process and requires objective quality evidence (oqe) traceable to permanent marking on the material
Valve Seat

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.

Mechanic Bill explains Valve Seat Insert

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NSN 4820013147381

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
2640-801 X 2 PIECE 23 Huntington Ingalls Incorporated
2640-801X2 PC23T Electric Boat Corporation
2640-801X2PC23 Electric Boat Corporation
2640-770X3 PIECE 4, ULTM1000 Electric Boat Corporation
2640-771X1 PIECE 3, ULTM1000 Electric Boat Corporation
2641-405-01ITEM63 Electric Boat Corporation
255416 PIECE 3MOD Huntington Ingalls Incorporated
255721PC4 Huntington Ingalls Incorporated
845-4687566 ITEM 8 Naval Sea Systems Command
255416 PIECE 3MODQ3 Naval Inventory Control Point
255721PC4Q3 Naval Inventory Control Point
2640-770X3 PIECE 4, ULTM1000Q3 Naval Inventory Control Point
2640-771X1 PIECE 3, ULTM1000Q3 Naval Inventory Control Point
2640-801X2PC23Q3 Naval Inventory Control Point
2640-801X2 PC23TQ3 Naval Inventory Control Point
2641-405-01ITEM63Q3 Naval Inventory Control Point
845-4687566 ITEM 8Q3 Naval Inventory Control Point
7284884 PIECE 43 Naval Sea Systems Command
7284884 PIECE 43Q3 Naval Inventory Control Point
Stock Check
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