4820-01-253-4638

Find complete technical information, availability, and procurement data for: 4820-01-253-4638
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-253-4638

Item Name Code

35374

Assigment Date

04/18/1987 (39 years ago)

An internal component of a pump which may be either totally enclosed within the pump for driving other internal components or it may extend beyond the pump housing to be either connected to an external power source or to provide power to other machinery.

relief valve type for which designed, steel material, 2.250 inches nominal outside diameter, 0.188 inches nominal width, 2.000 inches valve size for which designed

Product Characteristics

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

Width: 0.188 inches nominal
Outside Diameter: 2.250 inches nominal
Valve Type For Which Designed: relief
Valve Size For Which Designed: 2.000 inches
Material: steel

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
035-16200	Valve Cap
35-16200-Y	Valve Cap

FAQs

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

What is the FSCG of the NSN 4820-01-253-4638?

The FSCG of the NSN 4820-01-253-4638 is 4820

Does the NSN 4820-01-253-4638 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-253-4638 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 4820-01-253-4638 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-253-4638 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 4820-01-253-4638 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Apr 18, 1987