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NSN 4820-01-481-9819

Valve Relief Guide

About this product

15.660 inches outside diameter, 16.6250 inches bore diameter, 36.0 rockwell c metallic hardness rating, major diameter length: 1.313 inches .

Manufacturer part number 803-2177518-16XX-91 for national stock number 4820014819819.

Datasheet

  • Product description

    Valve Stem Guide NSN 4820-01-481-9819.

  • MPN or Model

    803-2177518-16XX-91

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Overall Length
    32.580 inches
  • Outside Diameter
    15.660 inches
  • Bore Diameter
    16.6250 inches
  • Metallic Hardness Rating
    36.0 rockwell c
  • End Application
    E/i 900 pound ansi, gate valve 16 w/s nimitz class cvn
  • Major Diameter Length
    1.313 inches
  • Bore Countersink
    Not included
  • Bore Counterbore
    Not included
  • Bb End Shank Diameter
    15.375 inches
  • Bb End Chamfer Length
    0.500 inches
  • Bb End Chamfer Angle In Deg
    45.0
  • Aa End Chamfer Length
    0.094 inches
  • Aa End Chamfer Angle In Deg
    45.0
  • Aa End Radius
    0.250 inches
  • Bb End Radius
    0.063 inches
  • Material
    Steel
  • Material
    Steel
  • Style Designator
    Plain flanged
Valve Stem Guide

A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.

Mechanic Bill explains Valve Relief Guide

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NSN 4820014819819

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
803-2177518-16XX-91 Naval Ship Systems Command
803-2177518 Naval Ship Systems Command
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