4820-00-780-4311

Find complete technical information, availability, and procurement data for: 4820-00-780-4311
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-780-4311

Item Name Code

27565

Assigment Date

01/01/1962 (64 years ago)

straight thru body style, water, fresh media for which designed, threaded internal pipe first end connection type, pressure breaker furnished items, unable to decode stem material

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
Furnished Items: pressure breaker
Media For Which Designed: water, fresh
First End Connection Type: threaded internal pipe
First End Style Designator: plain
First End Thread Size And Series/Type Designator: unable to decode
First End Thread Direction: right-hand
Second End Relationship With First End: identical
Flow Control Device: disk, top guided
End Connection Quantity: 2
Renewable Seat Ring Type: threaded
Outlet Pressure Range: +70.0 to 260.0 pounds per square inch
Regulation Type: 1st stage automatic, 2nd stage manual
Manual Control Method: screw
Valve Stem Design: single seat
Valve Loading Method: spring
Remote Actuation Method: bellows
Maximum Inlet Pressure Rating: 150.0 pounds per square inch
Filter: not included
Temp Rating: 170.0 fahrenheit nominal
Material: unable to decode

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-858-7479	No Name Available	12/28/1966

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
246P03AR	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-00-780-4311?

The FSCG of the NSN 4820-00-780-4311 is 4820

Does the NSN 4820-00-780-4311 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-00-780-4311 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 4820-00-780-4311 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-780-4311 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 4820-00-780-4311 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962