20240C01S0131

View detailed technical data, stock status, and sourcing information for: 20240C01S0131
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-127-6666

Item Name Code

05488

Assigment Date

03/05/1982 (44 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.

los angeles class ssn(688) end item identification, round with holes all ends flange shape, stem flow control device, 150.0 fahrenheit single response maximum operating temp, automatic valve operation method

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: stem
Maximum Operating Temp: 150.0 fahrenheit single response
End Item Identification: los angeles class ssn(688)
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 1.000 inches
Adjustable Pressure Range: +131.0 to 150.0 pounds per square inch
Maximum Operating Pressure: 150.0 pounds per square inch single response
First Connection Face To Centerline Distance: 3.500 inches
Second Connection Face To Centerline Distance: 3.250 inches
Flange Face Design: raised straight all ends
Material: steel comp 303 flow control device
Material: steel comp 303 seat
Material: steel comp 303 stem
Style Designator: angle flanged ends

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
2024001S0131	Safety Relief Valve
20240C01S0131	Safety Relief Valve
20240L91SS	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-127-6666?

The FSCG of the NSN 4820-01-127-6666 is 4820

Does the NSN 4820-01-127-6666 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-127-6666 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 4820-01-127-6666 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-127-6666 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 4820-01-127-6666 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Fri, Mar 5, 1982