4820-01-287-0986

Find complete technical information, availability, and procurement data for: 4820-01-287-0986
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-287-0986

Item Name Code

05492

Assigment Date

10/14/1988 (37 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.

threaded internal pipe first end connection type, identical second end relationship with first end, right-hand first end thread direction, straight thru body style, tailpiece and union nut furnished items

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
Furnished Items: tailpiece and union nut
First End Connection Type: threaded internal pipe
First End Thread Direction: right-hand
Second End Relationship With First End: identical
End Connection Quantity: 2
Capillary Tube Length: 240.000 inches nominal
Bulb Length: 15.625 inches nominal
Bulb Diameter: 1.000 inches nominal
Temp Adjustability: adjustable
Thermostatic Element: liquid immersion type
Material: copper alloy body
Material: copper bulb
Thread Size And Series/Type Designator: 1-1/4-11-1/2 npt first end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-291-4571	No Name Available	05/01/1996

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
12-2203-Q08	Temperature Regulating Valve
122203	Temperature Regulating Valve
122203Q0890-165	Temperature Regulating Valve
122203Q0890-165 DEG F 1.25IN	Temperature Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-287-0986?

The FSCG of the NSN 4820-01-287-0986 is 4820

Does the NSN 4820-01-287-0986 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-287-0986 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 4820-01-287-0986 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-287-0986 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 4820-01-287-0986 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Fri, Oct 14, 1988