4820-01-252-4584

Find complete technical information, availability, and procurement data for: 4820-01-252-4584
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-252-4584

Item Name Code

05487

Assigment Date

04/03/1987 (39 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.

automatic valve operation method, disk flow control device, plain, optional end (pipe) all ends connection style, right-hand all ends thread direction, weight disk loading method

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 all ends
Flow Control Device: disk
Disk Loading Method: weight
Connection Style: plain, optional end (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Mounting Position: horizontal or vertical
Nominal Thread Size: 1.000 inches all ends
Special Features: swing check type
Material: copper alloy overall
Media For Which Designed: fuel/oil, hydrocarbon single response
Style Designator: straight thru
Thread Series Designator: npt 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
203010	Check Valve
203010 1IN NPT	Check Valve
81-126 1IN NPT	Check Valve
A-2413-0	Check Valve
A-2413-0 203010 1IN NPT	Check Valve
PRP203010-000	Check Valve
PRP203010-001	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-252-4584?

The FSCG of the NSN 4820-01-252-4584 is 4820

Does NSN 4820-01-252-4584 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 4820-01-252-4584 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-252-4584 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 4820-01-252-4584 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Apr 3, 1987