1-321-802-5889

NSN 4820-01-340-4902

Valve Relief Guide

About this product

Flange has 3 holes 0.171 in. Dia by 0.280 in. Deep equally spaced on 1.625 in. Dia b.C. Tap for 8-32unf-3b helical insert per ms33537,3 places (0.200 in. Min full threads); end opposite of flange has 1 hole 0.201 in. Dia by 0.450 in. Min deep. Tap for 10-32unf-3b helical insert per ms33537(0.320 in. Min full threads); surface treatment: anodize per mil-a-8625,type ii,class 1.

Manufacturer part number 7M7526-1 for national stock number 4820013404902.

Datasheet

  • Product description

    Valve Stem Guide NSN 4820-01-340-4902.

  • MPN or Model

    7M7526-1

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    095190 - Hardware, NOI Sub 9
  • Overall Length
    Between 2.275 inches and 2.285 inches
  • Outside Diameter
    Between 2.167 inches and 2.172 inches
  • End Application
    Acft, type f-15e
  • Major Diameter Length
    0.400 inches
  • Bb End Shank Diameter
    Between 0.495 inches and 0.498 inches
  • Aa End Radius
    Between 0.010 inches and 0.015 inches
  • Material
    Aluminum alloy, qq-a-225/8, alloy 6061, t6 or aluminum alloy, qq-a-225/6, alloy 2024, t6 or 851
  • Material
    Aluminum alloy, qq-a-225/8, alloy 6061, t6 or aluminum alloy, qq-a-225/6, alloy 2024, t6 or 851
  • 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 4820013404902

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
7M7526-1 Boeing Company, The
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