4820-01-192-7129

Find complete technical information, availability, and procurement data for: 4820-01-192-7129
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-192-7129

Item Name Code

05488

Assigment Date

10/25/1984 (41 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.

0.250 inches 2nd end nominal pipe size accommodated, disk flow control device, ticonderoga class cg (47) end item identification, 0.750 inches 1st end nominal pipe size accommodated, 250.0 fahrenheit single response maximum operating temp

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: 0.250 inches 2nd end
Nominal Pipe Size Accommodated: 0.750 inches 1st end
Flow Control Device: disk
Maximum Operating Temp: 250.0 fahrenheit single response
End Item Identification: ticonderoga class cg (47)
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Criticality Code Justification: feat
Opening Pressure Setting: 1800.0 pounds per square inch
Special Features: weapon system essential
Material: copper alloy body
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: steel corrosion resisting stem
Material Document And Classification: astm b-61 assn std single material response body
Material Document And Classification: qq-n-281 fed spec single material response flow control device
Style Designator: angle

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
BCSCC15EAD	Safety Relief Valve
BCSCC15SAD	Safety Relief Valve
D49246	Safety Relief Valve
D49727	Safety Relief Valve
D49727 PART R10CB8E8AB	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-192-7129?

The FSCG of the NSN 4820-01-192-7129 is 4820

Does the NSN 4820-01-192-7129 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-192-7129 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 4820-01-192-7129 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-192-7129 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 4820-01-192-7129 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Thu, Oct 25, 1984