4820-01-341-4273

Find complete technical information, availability, and procurement data for: 4820-01-341-4273
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-341-4273

Item Name Code

27565

Assigment Date

06/28/1991 (35 years ago)

A valve specifically designed to automatically maintain a predetermined discharge flow rate which may be adjustable within a specific range. It is designed to be used with various fluids and may be preset and/or adjustable. It may be in-line or cartridge (manifold) design. Excludes:valve, regulating, feed water; valve, regulating, fluid pressure; valve, regulating, fuel oil; valve, regulating, oil pressure, automatic pilot; vavle, regulating, temperature; valve, angle; and valve, globe.

socket w/brazing ring first end style designator, straight thru body style, water, fresh and water, salt media for which designed, unable to decode stem material, unthreaded internal pipe first end connection type

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Body Style: straight thru
Stem Material: unable to decode
Media For Which Designed: water, fresh and water, salt
First End Connection Type: unthreaded internal pipe
First End Style Designator: socket w/brazing ring
First End Nominal Pipe Size Accommodated: 0.375 inches
Second End Relationship With First End: identical
Flow Control Device: disk, flat, top and bottom guided
Flow Control Device Material: unable to decode
End Connection Quantity: 2
Outlet Pressure Range: +5.0 to 60.0 pounds per square inch
Regulation Type: automatic single stage
Valve Loading Method: spring
Remote Actuation Method: diaphragm
Filter: not included
End Item Identification: los angeles class ssn (688), spruance class dd (963). fleet modernization program - amphibious / auxiliary.
Criticality Code Justification: feat
Special Features: weapon system essential
Material: unable to decode

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
40677-901	Fluid Pressure Regulating Valve
40677-901 STY-H 3/8IN 5-30 PSI	Fluid Pressure Regulating Valve
40677-901 STY-H 3/8IN 5-60PSI	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-341-4273?

The FSCG of the NSN 4820-01-341-4273 is 4820

Does the NSN 4820-01-341-4273 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-341-4273 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 4820-01-341-4273 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-341-4273 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 4820-01-341-4273 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Fri, Jun 28, 1991