4820-01-538-0254

Find complete technical information, availability, and procurement data for: 4820-01-538-0254
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-538-0254

Item Name Code

35917

Assigment Date

03/08/2006 (20 years ago)

An item designed to be mounted around a shaft to limit axial movement of the shaft and/or its assembled parts. It is secured directly to the shaft by use of a setscrew(s), pin(s), or the like, which may be a part of the item of supply. A pilot hole drilled in or through the wall(s) for drilling and pinning at application may be considered a method of securing. Solid items have a bearing surface on one or both end(s) perpendicular to the axis. For items designed to be mounted around the extended hub portion of a mounted item on a shaft or clamp around a shaft, see clamp, hub. See also bearing, sleeve; bushing, sleeve; spacer, sleeve; and coupling, shaft, rigid.

nickel alloy material, nuclear reactor boundry area end item identification, 80064 valve design control activity

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

End Item Identification: nuclear reactor boundry area
Valve Design Control Activity: 80064
Material: nickel alloy

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
509-4325672PART8	Valve Disk Retainer
509-4325672PC8	Valve Disk Retainer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-538-0254?

The FSCG of the NSN 4820-01-538-0254 is 4820

Does the NSN 4820-01-538-0254 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-538-0254 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 4820-01-538-0254 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-538-0254 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 4820-01-538-0254 was assigned to the Federal Catalog?

It was assigned 20 years ago, on Wed, Mar 8, 2006