R854YLAHC

View detailed technical data, stock status, and sourcing information for: R854YLAHC
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-390-2704

Item Name Code

05488

Assigment Date

01/01/1963 (63 years ago)

threaded internal pipe 1st end connection type, disk flow control device, right-hand 1st end thread direction, plain,optional end(pipe) 1st end connection style, automatic valve operation 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 1st end
Flow Control Device: disk
Connection Style: plain,optional end(pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded internal pipe 1st end
Nominal Thread Size: 0.375 inches 1st end
Material: copper alloy overall
Style Designator: angle
Thread Series Designator: npt 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2815-00-940-7952	No Name Available	12/09/1968

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
854YLAHC	Safety Relief Valve
R854YLAHC	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-390-2704?

The FSCG of the NSN 4820-00-390-2704 is 4820

Does the NSN 4820-00-390-2704 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-390-2704 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 4820-00-390-2704 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-390-2704 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 4820-00-390-2704 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963