BM-130982 ITEM 38N

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-233-7249

Item Name Code

16996

Assigment Date

06/01/1986 (40 years ago)

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

magnetic permeability shall not exceed 2.0 after fabrication reference number differentiating characteristics

Product Characteristics

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

Reference Number Differentiating Characteristics: magnetic permeability shall not exceed 2.0 after fabrication

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
BM-130982 ITEM 38N	Pressure and Temper Relief Valve
BM-130982 ITEM 38NVM	Pressure and Temper Relief Valve
FD12KA12/830-S4081	Pressure and Temper Relief Valve
FD12KA12/830-S4081VM	Pressure and Temper Relief Valve
FD12KA12/B30-S4	Pressure and Temper Relief Valve
FD12KA1X/B03-SO481	Pressure and Temper Relief Valve
R900371216	Pressure and Temper Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-233-7249?

The FSCG of the NSN 4820-01-233-7249 is 4820

Does the NSN 4820-01-233-7249 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-233-7249 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 4820-01-233-7249 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-233-7249 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 4820-01-233-7249 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Sun, Jun 1, 1986