37179926

View detailed technical data, stock status, and sourcing information for: 37179926
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-305-7838

Item Name Code

05488

Assigment Date

08/11/1989 (37 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

packing retaining bonnet type, ingersoll-rand air compressor model no. 7t4,type 30,616 cfm end item identification, automatic valve operation method, spring disk loading method, disk flow control device

Product Characteristics

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

Flow Control Device: disk
Bonnet Type: packing retaining
Disk Loading Method: spring
End Item Identification: ingersoll-rand air compressor model no. 7t4,type 30,616 cfm
Valve Operation Method: automatic
Opening Pressure Setting: 1300.0 pounds per square inch
Material: steel body
Media For Which Designed: air single response

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-305-8967	No Name Available	07/01/1991

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
37179926	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-305-7838?

The FSCG of the NSN 4820-01-305-7838 is 4820

Does the NSN 4820-01-305-7838 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-305-7838 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 4820-01-305-7838 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-305-7838 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 4820-01-305-7838 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Fri, Aug 11, 1989