516A1M20

View detailed technical data, stock status, and sourcing information for: 516A1M20
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 516A1M20 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

4820-00-998-7829

Item Name Code

05488

Assigment Date

12/06/1967 (58 years ago)

poppet flow control device, right-hand 1st end thread direction, spring disk loading method, plain (pipe) 1st end connection style, packing retaining bonnet 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 1st end
Flow Control Device: poppet
Bonnet Type: packing retaining
Disk Loading Method: spring
Connection Style: plain (pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded external pipe 1st end
Nominal Thread Size: 0.125 inches 1st end
Opening Pressure Setting: 20.0 pounds per square inch
Material: aluminum alloy seat
Material: aluminum alloy body
Style Designator: angle
Thread Series Designator: nptf 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-017-9600	No Name Available	03/01/1976

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
516A1M20	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-998-7829?

The FSCG of the NSN 4820-00-998-7829 is 4820

Does the NSN 4820-00-998-7829 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-998-7829 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 4820-00-998-7829 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-998-7829 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 4820-00-998-7829 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Dec 6, 1967