4820-01-032-5697

Find complete technical information, availability, and procurement data for: 4820-01-032-5697
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-032-5697

Item Name Code

05487

Assigment Date

12/16/1976 (49 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.

flared (tube) all ends connection style, 165.0 fahrenheit single response maximum operating temp, 3a all ends thread class, disk flow control device, right-hand all ends thread direction

Product Characteristics

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

Thread Class: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: disk
Maximum Operating Temp: 165.0 fahrenheit single response
Connection Style: flared (tube) all ends
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 12 all ends
Maximum Operating Pressure: 10.0 pounds per square inch single response
Nominal Thread Size: 1.062 inches 2nd end
Nominal Thread Size: 1.312 inches 1st end
Seat Angle: 37.0 degrees all ends
Material: aluminum alloy seat
Material: aluminum alloy body
Material: aluminum alloy flow control device
Material: rubber butadiene-acrylonitrile class nbr packing
Media For Which Designed: fuel/oil, hydrocarbon single response
Surface Treatment: passivate
Surface Treatment Document And Classification: mil-s-5002 mil spec single treatment response
Style Designator: straight thru
Thread Series Designator: unj all 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
305600-1	Check Valve
A15PS435	Check Valve
A15PS435-1	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-032-5697?

The FSCG of the NSN 4820-01-032-5697 is 4820

Does the NSN 4820-01-032-5697 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-01-032-5697 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 4820-01-032-5697 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-032-5697 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 4820-01-032-5697 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Thu, Dec 16, 1976