4820-01-073-5806

Find complete technical information, availability, and procurement data for: 4820-01-073-5806
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-073-5806

Item Name Code

05485

Assigment Date

03/17/1979 (47 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.

threaded bonnet attachment method, right-hand all ends thread direction, disk flow control device, inside screw bonnet type, threaded renewable seat ring type

Product Characteristics

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

Thread Direction: right-hand all ends
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Renewable Seat Ring Type: threaded
Maximum Operating Temp: 250.0 fahrenheit single response
Connection Style: plain (pipe) all ends
Valve Operation Method: manual
Connection Type: threaded external pipe all ends
Maximum Operating Pressure: 400.0 pounds per square inch single response
Nominal Thread Size: 0.375 inches all ends
Special Features: stop check type
Material Document And Classification: astm b164-61 assn std 1st material response or qq-n-288 fed spec 2nd material response or qq-n-281 fed spec 3rd material response seat
Material Document And Classification: astm b164-61 assn std 1st material response stem
Material Document And Classification: astm b164-61 assn std 1st material response or qq-n-288 fed spec 2nd material response or qq-n-281 fed spec 3rd material response flow control device
Material Document And Classification: qq-c-390,alloy d4 fed spec single material response body
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru
Supplementary Features: this item has been reviewed for asbestos material. the current approved source, 53711, has indicated their part number contained asbestos prior to 1984. they continue to manufacture the same part number without asbestos material after 1984
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-213-0989	No Name Available	02/01/1996

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
1776B20MG-3-8IN W/LKSHLD	Globe Valve
803-4384536-22B	Globe Valve
803-4384536-22B1	Globe Valve
810-4384536-22	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-073-5806?

The FSCG of the NSN 4820-01-073-5806 is 4820

Does NSN 4820-01-073-5806 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 4820-01-073-5806 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-073-5806 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 4820-01-073-5806 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Sat, Mar 17, 1979