NSN 4820-00-623-8754
Valve Seat Insert
About this product
0.859 inches flange diameter, 0.219 inches body inside diameter, 0.125 inches flange seat to disk end height, under flange height: 0.438 inches .
Manufacturer part number 5121B for national stock number 4820006238754.
Datasheet
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Product description
Valve Seat NSN 4820-00-623-8754.
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MPN or Model
5121B
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Schedule B
8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi) -
NMF (National Motor Freight)
133300 - Machinery/machines NOI -
Flange Diameter
0.859 inches -
Body Outside Diameter
Between 0.361 inches and 0.362 inches -
Body Inside Diameter
0.219 inches -
Flange Seat To Disk End Height
0.125 inches -
Under Flange Height
0.438 inches -
Seal Accommodation Type
Recessed -
Hardness Rating
325.0 brinell standard body and 350.0 brinell standard body -
Seating Surface Shape
Flat -
Material
Steel -
Material Specification
Qq-s-763, class 410 federal specification single material response -
Style Designator
Plain flanged
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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.
Pricing and Availability
Get a quote for 4820-00-623-8754 valve seatManufacturer Part Numbers and Alternates
| MPN manufacturer part number | Registrant or Supplier |
|---|---|
| 5121B | Dresser-rand Company |
| 5121B | Dresser-rand Co |
| 3287223PC237 | Naval Ship Systems Command |
| 3298029PC459 | Naval Ship Systems Command |
| 200103UPC237 | Dresser-rand Co |
| 200103UPC237 | Curtiss-wright Electro-mechanical |
| 200110AFPC459 | Curtiss-wright Electro-mechanical |
Stock Check
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