NSN 4820-01-457-9020
Valve Seat Insert
About this product
4 ea lugs equally spaced; for globe y pattern valve sz 8.000 in..
Manufacturer part number 803-1385623-08XX-68 for national stock number 4820014579020.
Datasheet
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Product description
Valve Seat NSN 4820-01-457-9020.
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MPN or Model
803-1385623-08XX-68
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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.)
5.2 lb -
Thread Class
3a single threaded portion -
Err Default
0.750 inches single threaded portion -
Flange Diameter
9.188 inches -
Body Inside Diameter
7.966 inches -
End Application
Nimitz class cvn -
Flange Seat To Disk End Height
0.343 inches -
Under Flange Height
0.875 inches -
Thready Qty Per Inch (tpi)
12 single threaded portion -
Thread Size
8.750 inches single threaded portion -
Seating Surface Shape
Flat -
Material
Nickel alloy seat -
Style Designator
Threaded flanged -
Thread Series Designator
Uns single threaded portion
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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 4820-01-457-9020 valve seatManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
803-1385623-08XX-68 | Naval Ship Systems Command |
1385623 | Naval Ship Systems Command |
Stock Check
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