MAV-3

View detailed technical data, stock status, and sourcing information for: MAV-3
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-120-7031

Item Name Code

05488

Assigment Date

10/22/1981 (44 years ago)

flare(tube) all ends connection style, 2b all ends thread class, right-hand all ends thread direction, 230.0 fahrenheit single response maximum operating temp, poppet 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.

Thread Class: 2b all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Maximum Operating Temp: 230.0 fahrenheit single response
Connection Style: flare(tube) all ends
Valve Operation Method: automatic or manual
Connection Type: threaded internal tube all ends
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Thread Size: 0.190 inches all ends
Opening Pressure Setting: 50.0 pounds per square inch
Material: copper alloy body
Material: steel corrosion resisting stem
Media For Which Designed: air single response
Style Designator: angle
Thread Series Designator: unf all ends
Furnished Items And Quantity: 1 nut

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
MAV-3	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-120-7031?

The FSCG of the NSN 4820-01-120-7031 is 4820

Does the NSN 4820-01-120-7031 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-120-7031 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 4820-01-120-7031 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-120-7031 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 4820-01-120-7031 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Thu, Oct 22, 1981