4820-00-124-8890

Find complete technical information, availability, and procurement data for: 4820-00-124-8890
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-124-8890

Item Name Code

05487

Assigment Date

11/08/1968 (57 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

flareless all ends connection style, 3a all ends thread class, automatic valve operation method, right-hand all ends thread direction, disk or 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: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: disk or poppet
Connection Style: flareless all ends
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.438 inches all ends
Seat Angle: 24.0 degrees all ends
Material: steel comp 303 body
Material: steel comp 416 flow control device
Media For Which Designed: hydraulic fluid, petroleum base single response
Surface Treatment: passivate
Style Designator: tee
Thread Series Designator: unjf all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-322-3750	No Name Available	10/01/1989

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
2C8410-4	Check Valve
K-912S-4C	Check Valve
SS70-912S04C	Check Valve
SS70-912S4C	Check Valve
SS70-912S4J	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-124-8890?

The FSCG of the NSN 4820-00-124-8890 is 4820

Does the NSN 4820-00-124-8890 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-00-124-8890 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 4820-00-124-8890 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-124-8890 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 4820-00-124-8890 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Nov 8, 1968