3007857

View detailed technical data, stock status, and sourcing information for: 3007857
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-406-8794

Item Name Code

05488

Assigment Date

01/13/1995 (31 years ago)

A manually or power operated valve having three or more ports. The direction of the flow through the various ports is controlled by either one or more reciprocating slide(s) or spool(s) with recess areas which mate with ports in an integral or replaceable ported sleeve, or one or more poppet(s). It is designed to change the direction of fluid flow from one valve port to another. An off (no flow) position is not a flow pattern. The valve is designed to actuate various components of a fluid system. A power operated valve may have a manual override. For items which stop, start, or change the flow of fluid, see: valve, solenoid. Excludes:valve, plug. See also servovalve, hydraulic; body section, working, linear directional control valve; and valve assembly.

3a all ends thread class, integral bonnet attachment method, inside screw bonnet type, right-hand all ends thread direction, poppet flow control device

Product Characteristics

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

Thread Class: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Bonnet Type: inside screw
Bonnet Attachment Method: integral
Disk Loading Method: spring
Maximum Operating Temp: 300.0 fahrenheit single response
End Item Identification: 6685-01-356-6542
Connection Style: external seat for gasket seal (boss) all ends
Valve Operation Method: automatic
Connection Type: threaded external boss all ends
Maximum Operating Pressure: 3.0 pounds per square inch single response
Nominal Thread Size: 0.563 inches all ends
Seat Angle: 37.0 degrees all ends
Opening Pressure Setting: 3.0 pounds per square inch
Special Features: anodize mil-a-8625, type ii black
Material: aluminum alloy 2011 and rubber butadiene-acrylonitrile class nbr flow control device
Material: aluminum alloy 2011 body
Material: aluminum alloy 2011 seat
Media For Which Designed: air single response
Style Designator: straight thru
Thread Series Designator: unf all ends

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
3007857	Safety Relief Valve
750-RP-3.0/BK	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-406-8794?

The FSCG of the NSN 4820-01-406-8794 is 4820

Does the NSN 4820-01-406-8794 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-406-8794 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 4820-01-406-8794 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-406-8794 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 4820-01-406-8794 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Fri, Jan 13, 1995