4820-01-386-1674

Find complete technical information, availability, and procurement data for: 4820-01-386-1674
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-386-1674

Item Name Code

05488

Assigment Date

01/28/1994 (32 years ago)

A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.

6685-01-287-6114 end item identification, 250.0 fahrenheit single response maximum operating temp, plain (pipe) all ends connection style, 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 Direction: right-hand all ends
Flow Control Device: poppet
Maximum Operating Temp: 250.0 fahrenheit single response
End Item Identification: 6685-01-287-6114
Connection Style: plain (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded external pipe all ends
Maximum Operating Pressure: 200.0 pounds per square inch single response
Nominal Thread Size: 1.000 inches all ends
Opening Pressure Setting: 25.0 pounds per square inch
Material: steel comp 303 body
Media For Which Designed: acetylene 1st response
Media For Which Designed: air 2nd response
Media For Which Designed: gas, inert 4th response
Media For Which Designed: hydrogen 3rd response
Style Designator: straight thru w/baffle
Thread Series Designator: npt all ends
Furnished Items And Quantity: 1 deflector cap

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-389-2323	No Name Available	04/01/1998

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
D559T-8M-25	Safety Relief Valve
D559T8M28	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-386-1674?

The FSCG of the NSN 4820-01-386-1674 is 4820

Does the NSN 4820-01-386-1674 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-386-1674 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 4820-01-386-1674 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-386-1674 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 4820-01-386-1674 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Jan 28, 1994