4820-01-313-7667

Find complete technical information, availability, and procurement data for: 4820-01-313-7667
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-313-7667

Item Name Code

27565

Assigment Date

01/17/1990 (36 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

1.250 inches nominal first end outside diameter tube accommodated, socket w/brazing ring first end style designator, straight thru body style, water, salt media for which designed, unthreaded internal tube 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
Media For Which Designed: water, salt
First End Connection Type: unthreaded internal tube
First End Style Designator: socket w/brazing ring
First End Outside Diameter Tube Accommodated: 1.250 inches nominal
Second End Relationship With First End: identical
Flow Control Device: disk
End Connection Quantity: 2
Regulation Type: manual single stage
Manual Control Method: screw
Valve Loading Method: spring
Maximum Inlet Pressure Rating: 250.0 pounds per square inch
Filter: not included
Material: unable to decode
Specification/Standard Data: 81349-mil-v-2042d government specification
Nondefinitive Spec/Std Data: 1 type

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
40443-4	Fluid Pressure Regulating Valve
40443-410	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-313-7667?

The FSCG of the NSN 4820-01-313-7667 is 4820

Does the NSN 4820-01-313-7667 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-313-7667 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 4820-01-313-7667 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-313-7667 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 4820-01-313-7667 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Wed, Jan 17, 1990