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NSN 4820-00-894-1054

Valve Seat Insert

About this product

0.281 inches seat radius, 75.0 rockwell m hardness rating, radial seating surface shape, criticality code justification: zzzy.

Manufacturer part number 7383858-264140511-57 for national stock number 4820008941054.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-894-1054.

  • MPN or Model

    7383858-264140511-57

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    0.1 lb
  • Seat Radius
    0.281 inches
  • Hardness Rating
    75.0 rockwell m
  • Seating Surface Shape
    Radial
  • Criticality Code Justification
    Zzzy
  • Material
    Plastic polyamide
  • 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
More from these suppliers
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 4820008941054

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
7383858-264140511-57 Naval Sea Systems Command
845-5486677 ITEM 14 Naval Ship Systems Command
RE-F49487 ITEM 2 Naval Ship Systems Command
SS845-2109805PC4 Naval Ship Systems Command
SS845-2050947 PIECE 4Q3 Naval Ship Systems Command
2640-404X3PC4 Electric Boat Corporation
2640-402X3 PIECE4Q3 Electric Boat Corporation
2640-784X3 PIECE 5 Electric Boat Corporation
2640-787X1 PIECE 35 Electric Boat Corporation
2640-801X2 PIECE3 Electric Boat Corporation
2640-810-04 ITEM 5 Electric Boat Corporation
2641-402-06 PIECE 21 Electric Boat Corporation
264140511-57 Electric Boat Corporation
255721 PIECE 4Q3 Newdell Company The
255721PC4Q3 Huntington Ingalls Incorporated
SS845-2050967 PIECE 4 Naval Sea Systems Command
H547-0001-264140 Electric Boat Corporation
2640-634X1PC3 Electric Boat Corporation
2640-787X3 PIECE 35 Electric Boat Corporation
2640-801X2PC 43 Electric Boat Corporation
2640-801X2 PIECE3Q3 Naval Inventory Control Point
2640-787X3 PIECE 35Q3 Naval Inventory Control Point
2641-801X2 PIECE 3QA Naval Inventory Control Point
2641-405-01PIECE63QA Electric Boat Corporation
255416PC3Q3 Naval Inventory Control Point
2640-404X3PCQ3 Naval Inventory Control Point
2640-634X1PC3Q3 Naval Inventory Control Point
2640-787X1 PIECE 35Q3 Naval Inventory Control Point
2640-784X3 PIECE 5Q3 Naval Inventory Control Point
2640-801X2PC 43Q3 Naval Inventory Control Point
2640-810-04 ITEM 5Q3 Naval Inventory Control Point
2641-402-06 PIECE 21Q3 Naval Inventory Control Point
264140511-57Q3 Naval Inventory Control Point
845-5486677 ITEM 14Q3 Naval Inventory Control Point
7383858-264140511-57Q3 Naval Inventory Control Point
H547-0001-264140511-57Q3 Naval Inventory Control Point
RE-F49487 ITEM 2Q3 Naval Inventory Control Point
SS845-2050967 PIECE 4Q3 Naval Inventory Control Point
SS845-2109805PC4Q3 Naval Inventory Control Point
2640-801X1PC7QA Naval Inventory Control Point
2640-801X2PC3QA Naval Inventory Control Point
2641-403X1PC79QA Electric Boat Corporation
2641-405-11 ITEM 57Q3 Naval Inventory Control Point
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