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NSN 4820-01-130-8775

Valve Seat Insert

About this product

Two wrenching lugs on seat end.

Manufacturer part number 51157-D-380 for national stock number 4820011308775.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-130-8775.

  • MPN or Model

    51157-D-380

  • 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.)
    0.2 lb
  • Thread Class
    2a single threaded portion
  • Err Default
    0.250 inches single threaded portion
  • Flange Diameter
    0.904 inches
  • Body Inside Diameter
    0.468 inches
  • Flange Seat To Disk End Height
    0.127 inches
  • Under Flange Height
    0.312 inches
  • Seat Angle In Deg
    75.000
  • Thready Qty Per Inch (tpi)
    24 single threaded portion
  • Thread Size
    0.750 inches single threaded portion
  • Seating Surface Shape
    Angular
  • Material
    Nickel alloy
  • Style Designator
    Threaded flanged
  • Thread Series Designator
    Uns single threaded portion
More from these suppliers
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

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NSN 4820011308775

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
51157-D-380 Milwaukee Valve Company, Inc.
51157D Milwaukee Valve Company, Inc.
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