1-321-802-5889

NSN 4820-00-547-3098

Valve Seat Insert

About this product

2.000 inches flange diameter, 1.125 inches body inside diameter, 0.312 inches flange seat to disk end height, under flange height: 0.562 inches .

Manufacturer part number 3287637REVBPC21SH1 for national stock number 4820005473098.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-547-3098.

  • MPN or Model

    3287637REVBPC21SH1

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Thread Class
    2a single threaded portion
  • Err Default
    0.562 inches single threaded portion
  • Flange Diameter
    2.000 inches
  • Body Inside Diameter
    1.125 inches
  • Flange Seat To Disk End Height
    0.312 inches
  • Under Flange Height
    0.562 inches
  • Seat Angle In Deg
    30.000
  • Thready Qty Per Inch (tpi)
    16 single threaded portion
  • Thread Size
    1.844 inches single threaded portion
  • Seating Surface Shape
    Angular
  • Material
    Steel comp 1020
  • 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.

Mechanic Bill explains Valve Seat Insert

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NSN 4820005473098

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
3287637REVBPC21SH1 Naval Sea Systems Command
3287637REVBPC21SH2 Naval Sea Systems Command
578-4824-1674690REVALINE9SH2 Naval Sea Systems Command
3287637REVBPC21SH1 Naval Ship Systems Command
3287637REVBPC21SH2 Naval Ship Systems Command
578-4824-1674690REVALINE9SH2 Naval Ship Systems Command
9432BREVBPC21SH1 Spence Engineering Co Inc
9434AREVALINE9SH2 Spence Engineering Co Inc
3284 Spence Engineering Co Inc
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