NSN 4820-01-543-8542
Valve Seat Insert
About this product
Material zytel 45 hsb, as manufactured by e.I. Dupont of wilmington, delaware; use only with ball plated with poly-ond.
Manufacturer part number 845-4558740 ITEM 162 for national stock number 4820015438542.
Datasheet
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Product description
Valve Seat NSN 4820-01-543-8542.
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MPN or Model
845-4558740 ITEM 162
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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 -
Overall Height
0.375 inches -
Body Outside Diameter
2.125 inches -
Body Inside Diameter
1.250 inches -
End Application
4820-01-543-8356; w/s ssn74 -
Seat Radius
0.469 inches -
Seating Surface Shape
Radial -
Part Name Assigned By Controlling Agency
Seat -
Material
Plastic -
Material Specification
Zytel 45 hsb mfr ref single material response -
Style Designator
Plain
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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 4820-01-543-8542 valve seatManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
845-4558740 ITEM 162 | Naval Ship Systems Command |
2642-785-05 ITEM 162 | Electric Boat Corporation |
4558740 | Naval Ship Systems Command |
4558741 | Naval Ship Systems Command |
ER2642-785-05F1 | Electric Boat Corporation |
Stock Check
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