RV20-1.0/12

View detailed technical data, stock status, and sourcing information for: RV20-1.0/12
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part RV20-1.0/12 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-312-5960

Item Name Code

05487

Assigment Date

12/19/1989 (36 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.

212.0 fahrenheit single response maximum operating temp, right-hand all ends thread direction, spring disk loading method, poppet flow control device, 2b all ends thread class

Product Characteristics

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

Thread Class: 2b all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 212.0 fahrenheit single response
Minimum Operating Temp: -4.0 fahrenheit
End Item Identification: 1905-01-154-1191
Connection Style: gasket seal (boss) all ends
Valve Operation Method: automatic
Connection Type: threaded internal boss all ends
Mounting Position: horizontal
Thread Quantity Per Inch: 12 all ends
Maximum Operating Pressure: 5000.0 pounds per square inch single response
Nominal Thread Size: 1.313 inches all ends
Opening Pressure Setting: 7.0 pounds per square inch
Material: steel body
Media For Which Designed: hydraulic fluid, mineral base single response
Media For Which Designed: hydraulic fluid, phosphate-ester base 2nd response
Style Designator: straight thru
Thread Series Designator: un 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
RV20-1.0/12	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-312-5960?

The FSCG of the NSN 4820-01-312-5960 is 4820

Does the NSN 4820-01-312-5960 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-312-5960 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 4820-01-312-5960 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-312-5960 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 4820-01-312-5960 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Tue, Dec 19, 1989