NSN 4820-01-225-4259
Valve Seat Insert
About this product
0.750 seat angle in deg, 20 single threaded portion thready qty per inch (tpi), angular seating surface shape, criticality code justification: zzzy.
Manufacturer part number 803-4384536-6XXX-13 for national stock number 4820012254259.
Datasheet
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Product description
Valve Seat NSN 4820-01-225-4259.
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MPN or Model
803-4384536-6XXX-13
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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 -
Unit Weight (Est.)
3.3 lb -
Thread Class
3a single threaded portion -
Thread Length
0.266 inches single threaded portion -
Seat Angle In Deg
0.750 -
Thready Qty Per Inch (tpi)
20 single threaded portion -
Thread Size
1.812 inches single threaded portion -
Seating Surface Shape
Angular -
Criticality Code Justification
Zzzy -
Material
Nickel alloy -
Thread Series Designator
Un single threaded portion -
Reference Number Differentiating Characteristics
Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications
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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 4820-01-225-4259 valve seatManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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803-4384536-6XXX-13 | Naval Ship Systems Command |
Stock Check
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