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4810-01-263-0644

Valve Stem Guide

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Official Item Classification

Name
Valve Stem Guide
(NSN) National Stock Number
4810-01-263-0644
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4810 Powered Valves
(INC) Item Name Code
32562
(FIIG) Federal Item Identification Guide
T267-E
Date
09/09/1987 (39 years ago)

0.3400 inches nominal bore diameter, 25.0 countersink angle in deg, 1.535 inches nominal overall length, 57.0 nominal rockwell c metallic hardness rating, 0.540 inches nominal outside diameter

Specs & Compatibility

Countersink Angle In Deg

25.0

Overall Length

1.535 inches nominal

Outside Diameter

0.540 inches nominal

Bore Diameter

0.3400 inches nominal

Metallic Hardness Rating

57.0 nominal rockwell c

Major Diameter Length

0.055 inches nominal

Countersink Diameter

0.405 inches nominal

Bore Countersink

included

Countersink Location

aa end

Aa End Diameter

0.405 inches nominal

Bb End Shank Diameter

0.282 inches nominal

Special Features

2holes 0.074-0.082 in dia thru both walls 90 degree basic apart; 2holes0.060 - 0.070 in dia thru both walls

Material

steel corrosion resisting

Style Designator

shouldered-grooved shank

Supplementary Features

used on 396170-3-1 valve

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0032562

Related Hardware Products

Part Number Description
859414-3 Valve Stem Guide

Frequently Asked Questions

What is the FSCG of the NSN 4810-01-263-0644?
The FSCG of the NSN 4810-01-263-0644 is 4810
Does the NSN 4810-01-263-0644 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4810-01-263-0644 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4810-01-263-0644 contain precious materials?
Item does not contain precious metal.
Does NSN 4810-01-263-0644 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4810-01-263-0644 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Wed, Sep 9, 1987