803-2177934-B546

View detailed technical data, stock status, and sourcing information for: 803-2177934-B546
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-128-5803

Item Name Code

05486

Assigment Date

03/25/1982 (44 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

disk flow control device, threaded renewable seat ring type, inside screw bonnet type, union bonnet attachment method, spring disk loading method

Product Characteristics

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

Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: union
Disk Loading Method: spring
Renewable Seat Ring Type: threaded
Maximum Operating Temp: 250.0 fahrenheit single response
Connection Style: socket (tube) all ends
Valve Operation Method: manual
Connection Type: unthreaded internal tube all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 700.0 pounds per square inch single response
Nominal Outside Diameter Tube Accommodated: 1.000 inches all ends
Material: plastic polytetrafluoroethylene packing
Material Document And Classification: mil-c-15726,comp 70-30 mil spec single material response body
Media For Which Designed: water-oil-gas single response
Style Designator: angle
Furnished Items And Quantity: 1 handwheel

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
803-2177934-B546	Stop-Check Valve
803-2177934-B546AF	Stop-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-128-5803?

The FSCG of the NSN 4820-01-128-5803 is 4820

Does NSN 4820-01-128-5803 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 4820-01-128-5803 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-128-5803 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 4820-01-128-5803 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Thu, Mar 25, 1982