NSN 4820-01-545-9903
Valve Seat Insert
About this product
0.869 inches flange diameter, 0.438 inches body inside diameter, 0.094 inches flange seat to disk end height, under flange height: 0.313 inches .
Manufacturer part number 803-4384536-35XX-86 for national stock number 4820015459903.
Datasheet
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Product description
Valve Seat NSN 4820-01-545-9903.
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MPN or Model
803-4384536-35XX-86
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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
0.869 inches -
Body Outside Diameter
0.734 inches -
Body Inside Diameter
0.438 inches -
End Application
Valve, in-line needle, bronze 0.50in -
Flange Seat To Disk End Height
0.094 inches -
Under Flange Height
0.313 inches -
Seat Angle In Deg
45.000 -
Seating Surface Shape
Angular -
Part Name Assigned By Controlling Agency
Seat ring (needle) -
Material
Nickel alloy seat -
Material Specification
Astm b164, astm a494 assn standard single material response seat or qq-n-281 federal specification single material response seat -
Style Designator
Plain flanged -
Nondefinitive Specification/std Data
Material -30c grade
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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.
![Mechanic Bill explains Valve Seat Insert](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 4820-01-545-9903 valve seatManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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803-4384536-35XX-86 | Naval Ship Systems Command |
Stock Check
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