4820-01-330-5977

Find complete technical information, availability, and procurement data for: 4820-01-330-5977
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-330-5977

Item Name Code

27565

Assigment Date

12/05/1990 (35 years ago)

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes:regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

unthreaded internal pipe first end connection type, socket w/brazing ring first end style designator, straight thru body style, identical second end relationship with first end, 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
First End Connection Type: unthreaded internal pipe
First End Style Designator: socket w/brazing ring
Second End Relationship With First End: identical
Flow Control Device: disk
Flow Control Device Material: unable to decode
End Connection Quantity: 2
Valve Loading Method: spring
Remote Actuation Method: diaphragm
Filter: not included
Material: unable to decode
Material Document And Classification: 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
30806998	Fluid Pressure Regulating Valve
30806998 436 MK I	Fluid Pressure Regulating Valve
436 MK I 30806998	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-330-5977?

The FSCG of the NSN 4820-01-330-5977 is 4820

Does the NSN 4820-01-330-5977 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-330-5977 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 4820-01-330-5977 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-330-5977 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 4820-01-330-5977 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Wed, Dec 5, 1990