4820-01-252-1721

Find complete technical information, availability, and procurement data for: 4820-01-252-1721
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-252-1721

Item Name Code

05488

Assigment Date

03/30/1987 (39 years ago)

steel body material, spring disk loading method, 1360.0 pounds per square inch opening pressure setting, 56070.0 pounds per hour valve discharge flow rate, bracket mounting facility

Product Characteristics

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

Disk Loading Method: spring
Valve Discharge Flow Rate: 56070.0 pounds per hour
Mounting Facility: bracket
Opening Pressure Setting: 1360.0 pounds per square inch
Material: steel body
Material Document And Classification: astm a351 assn std single material response body
Media For Which Designed: steam single response
Style Designator: angle flanged ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-243-1662	No Name Available	05/01/1993

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
6350-102	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-252-1721?

The FSCG of the NSN 4820-01-252-1721 is 4820

Does the NSN 4820-01-252-1721 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-252-1721 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 4820-01-252-1721 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-252-1721 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 4820-01-252-1721 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Mon, Mar 30, 1987