NSN 4820-00-348-2957
Valve Seat Insert
About this product
Two lugs,0.625 in. Square,welded on 6.25 in.Id 180 degrees apart.
Manufacturer part number 40G903 for national stock number 4820003482957.
Datasheet
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Product description
Valve Seat NSN 4820-00-348-2957.
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MPN or Model
40G903
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Schedule B
8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi) -
Thread Length
0.875 inches single threaded portion -
Flange Diameter
Between 7.474 inches and 7.496 inches -
Taper Length
1.250 inches -
Taper Minor Diameter
5.500 inches -
Taper Major Diameter
6.250 inches -
Body Inside Diameter
5.500 inches -
Flange Seat To Disk End Height
0.875 inches -
Under Flange Height
1.063 inches -
Seat Angle In Deg
45.000 -
Seal Accommodation Type
Grooved -
Thready Qty Per Inch (tpi)
8 single threaded portion -
Thread Size
7.000 inches single threaded portion -
Seating Surface Shape
Angular -
Material
Stainless steel -
Style Designator
Threaded flanged -
Thread Series Designator
Uns single threaded portion
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 4820-00-348-2957 valve seatManufacturer Part Numbers and Alternates
| MPN manufacturer part number | Registrant or Supplier |
|---|---|
| 40G903 | Ametek Inc |
| 41A69PC149 | Ametek Inc |
| 41A69PC58 | Ametek Inc |
Stock Check
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