NMP110611G0059

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-226-5984

Item Name Code

05488

Assigment Date

02/20/1986 (40 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.

disk flow control device, union bonnet attachment method, spring disk loading method, automatic valve operation method, inside spring bonnet type

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: inside spring
Bonnet Attachment Method: union
Disk Loading Method: spring
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 4.000 inches
Adjustable Pressure Range: +59.0 to 69.0 pounds per square inch
Material: copper alloy body
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: nickel alloy stem
Media For Which Designed: fuel/oil, hydrocarbon 2nd response
Media For Which Designed: water, salt 1st response
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
NMP1106 OPT K 59T69PSI	Safety Relief Valve
NMP110611G0059	Safety Relief Valve
NMP1106G11G0059	Safety Relief Valve
NMP1106REV-D 0P	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-226-5984?

The FSCG of the NSN 4820-01-226-5984 is 4820

Does the NSN 4820-01-226-5984 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-226-5984 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 4820-01-226-5984 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-226-5984 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 4820-01-226-5984 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Thu, Feb 20, 1986