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NSN 4820-01-537-5815

Valve Seat Insert

About this product

Zzzy criticality code justification, items that support a level i or subsafe critical system/componet that has undergone quality assurance during the acquisition process, requires objective quality evidence (oqe) traceable to permanet marking on the material, and cleaning, packaging, and marking iaw mil-std-1330 reference number differentiating characteristics, .

Manufacturer part number 2640-801X2 PC 43 for national stock number 4820015375815.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-537-5815.

  • MPN or Model

    2640-801X2 PC 43

  • 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, air bleed 0.500nps 4500psi cres sw
  • Criticality Code Justification
    Zzzy
  • Reference Number Differentiating Characteristics
    Items that support a level i or subsafe critical system/componet that has undergone quality assurance during the acquisition process, requires objective quality evidence (oqe) traceable to permanet marking on the material, and cleaning, packaging, and marking iaw mil-std-1330
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 4820015375815

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
2640-801X2 PC 43 Electric Boat Corporation
845-4687566 ITEM 33 Naval Ship Systems Command
2642-771-01 ITEM 33 Electric Boat Corporation
264277101-033 Electric Boat Corporation
264340501-50 Electric Boat Corporation
7383858-264340501-0050 Naval Sea Systems Command
7550478-264277101-033 Naval Sea Systems Command
7550478-264340501-50 Naval Sea Systems Command
845-7285244 ITEM 50 Naval Sea Systems Command
G547-0002-264340501-50 Electric Boat Corporation
G547-264277101-033 Electric Boat Corporation
H547-0001-264340501-0050 Electric Boat Corporation
264277101-033VG Naval Inventory Control Point
2642-771-01 ITEM 33VG Naval Inventory Control Point
7550478-264140511-57VG Naval Inventory Control Point
7550478-264277101-033VG Naval Inventory Control Point
7550478-264140511-57 Naval Sea Systems Command
845-4687566 ITEM 33VG Naval Inventory Control Point
G547-264277101-033VG Naval Inventory Control Point
2640-801X2 PC 43VG Naval Inventory Control Point
264340501-50VG Naval Inventory Control Point
845-7285244 ITEM 50VG Naval Inventory Control Point
G547-0002-264340501-50VG Naval Inventory Control Point
7383858-264340501-0050VG Naval Inventory Control Point
7550478-264340501-50VG Naval Inventory Control Point
H547-0001-264340501-0050VG Naval Inventory Control Point
2641-405-01 PIECE 63VG Naval Inventory Control Point
2640-801X2 PIECE 3VG Naval Inventory Control Point
2641-405-01 PIECE 63 Electric Boat Corporation
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