4820-00-340-7180

Find complete technical information, availability, and procurement data for: 4820-00-340-7180
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-340-7180

Item Name Code

05487

Assigment Date

01/06/1974 (52 years ago)

right-hand 1st end thread direction, spring disk loading method, flared (tube) 1st end connection style, poppet flow control device, 3a 1st end 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: 3a 1st end
Thread Direction: right-hand 1st end
Flow Control Device: poppet
Disk Loading Method: spring
Connection Style: flared (tube) 1st end
Valve Operation Method: automatic
Connection Type: threaded external tube 1st end
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 18 1st end
Nominal Thread Size: 0.562 inches 1st end
Seat Angle: 37.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated: 0.375 inches 1st end
Special Features: with 4 holes 0.046 in. dia for lockwire
Material: aluminum alloy seat
Material: aluminum alloy body
Style Designator: straight thru
Thread Series Designator: unf 1st end

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
7721099-101	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-340-7180?

The FSCG of the NSN 4820-00-340-7180 is 4820

Does NSN 4820-00-340-7180 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 4820-00-340-7180 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-340-7180 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 4820-00-340-7180 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Sun, Jan 6, 1974