NSN 4820-01-342-1731
Valve Seat Insert
About this product
4.895 inches flange diameter, 4.000 inches body inside diameter, 0.937 inches flange seat to disk end height, under flange height: 0.156 inches .
Manufacturer part number 8543-009-440 for national stock number 4820013421731.
Datasheet
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Product description
Valve Seat NSN 4820-01-342-1731.
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MPN or Model
8543-009-440
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Schedule B
8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi) -
NMF (National Motor Freight)
051080 - Faucets, Bibcocks, Gates Valves -
Flange Diameter
4.895 inches -
Body Outside Diameter
4.500 inches -
Body Inside Diameter
4.000 inches -
End Application
Swing check valve -
Flange Seat To Disk End Height
0.937 inches -
Under Flange Height
0.156 inches -
Seating Surface Shape
O-ring -
Material
Steel -
Style Designator
Plain flanged -
Reference Number Differentiating Characteristics
Magnetic permeability shall not exceed 2.0 after fabrication
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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.
Pricing and Availability
Get a quote for 4820-01-342-1731 valve seatManufacturer Part Numbers and Alternates
| MPN manufacturer part number | Registrant or Supplier |
|---|---|
| 8543-009-440 | Velan Valve Corporation |
| 73811-130/8543-009-440 | Velan Valve Corporation |
| 8543-009-440VM | Velan Valve Corporation |
| 8543-009-440VM | Naval Inventory Control Point |
| 73811-130/8543-009-440VM | Naval Inventory Control Point |
Stock Check
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