4820-00-173-1834

Find complete technical information, availability, and procurement data for: 4820-00-173-1834
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-173-1834

Item Name Code

05488

Assigment Date

12/03/1971 (54 years ago)

inside spring bonnet type, threaded bonnet attachment method, right-hand all ends thread direction, spring disk loading method, diaphragm 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: diaphragm
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Renewable Seat Ring Type: threaded
Maximum Operating Temp: 150.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Mounting Facility: bulkhead
Features Provided: pressure tight outlet side
Adjustable Pressure Range: +1.0 to 50.0 pounds per square inch
Maximum Operating Pressure: 50.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Material: copper alloy body
Material: copper alloy seat
Material: rubber butadiene-acrylonitrile class nbr flow control device
Media For Which Designed: air 1st response
Media For Which Designed: water, fresh 2nd response
Style Designator: angle
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-368-8108	No Name Available	02/01/2011

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
142C687H01	Safety Relief Valve
V06-221-NNEA	Safety Relief Valve
V06-221NNEAU	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-173-1834?

The FSCG of the NSN 4820-00-173-1834 is 4820

Does the NSN 4820-00-173-1834 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-173-1834 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 4820-00-173-1834 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-173-1834 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 4820-00-173-1834 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Dec 3, 1971