4820-01-551-2857

Find complete technical information, availability, and procurement data for: 4820-01-551-2857
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-551-2857

Item Name Code

35917

Assigment Date

05/11/2007 (19 years ago)

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

used on 4820-01-551-2812 safety relief valve special features, 2.000 inches valve size for which designed, 1912-00h valve model number for which designed, overhaul/availability lpd 13/ wk it 255-21-002 end item identification, 16497 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: overhaul/availability lpd 13/ wk it 255-21-002
Valve Size For Which Designed: 2.000 inches
Valve Design Control Activity: 16497
Valve Model Number For Which Designed: 1912-00h
Special Features: used on 4820-01-551-2812 safety relief valve

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
4807001	Valve Disk Retainer

FAQs

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

What is the FSCG of the NSN 4820-01-551-2857?

The FSCG of the NSN 4820-01-551-2857 is 4820

Does the NSN 4820-01-551-2857 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-551-2857 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 4820-01-551-2857 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-551-2857 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 4820-01-551-2857 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Fri, May 11, 2007