4820-01-296-7928

Find complete technical information, availability, and procurement data for: 4820-01-296-7928
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-296-7928

Item Name Code

05488

Assigment Date

03/24/1989 (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.

spring disk loading method, union bonnet attachment method, inside spring bonnet type, 2.000 inches all ends nominal pipe size accommodated, 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.

Nominal Pipe Size Accommodated: 2.000 inches all ends
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: union
Disk Loading Method: spring
Renewable Seat Ring Type: threaded
Maximum Operating Temp: 150.0 fahrenheit single response
End Item Identification: nimitz class cvn
Connection Style: socket with brazing ring all ends
Valve Operation Method: automatic or manual
Connection Type: unthreaded internal pipe all ends
Features Provided: pressure tight outlet side
Adjustable Pressure Range: +75.0 to 89.0 pounds per square inch
Maximum Operating Pressure: 400.0 pounds per square inch single response
Material: copper alloy 922 body
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: nickel alloy stem
Media For Which Designed: water-oil-gas single response
Style Designator: angle
Furnished Items And Quantity: 1 lever
Specification/Standard Data: 81349-mil-v-24332 government specification

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
BASAA06SHH	Safety Relief Valve
D50UU-06 2IN	Safety Relief Valve
DL0-40H/B2 2IN75T89PSI,CDS-635	Safety Relief Valve
NMP-1112 OPTION-O 2IN 75T89PSI	Safety Relief Valve
NMP-1112-OPTION-	Safety Relief Valve
NMP-1112-OPTION-0 2IN 75T89	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-296-7928?

The FSCG of the NSN 4820-01-296-7928 is 4820

Does the NSN 4820-01-296-7928 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-296-7928 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 4820-01-296-7928 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-296-7928 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 4820-01-296-7928 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Fri, Mar 24, 1989