4820-01-190-7084

Find complete technical information, availability, and procurement data for: 4820-01-190-7084
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-190-7084

Item Name Code

05487

Assigment Date

09/29/1984 (41 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.

round with holes 1st end flange shape, 8 all ends bolt hole quantity, flange 1st end connection type, 180.0 fahrenheit single response maximum operating temp, automatic valve operation method

Product Characteristics

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

Bolt Hole Quantity: 8 all ends
Maximum Operating Temp: 180.0 fahrenheit single response
Valve Operation Method: automatic
Flange Shape: round with holes 1st end
Connection Type: flange 1st end
Mounting Position: horizontal
Valve Size: 3.000 inches
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Outside Diameter: 8.250 inches all ends
Face To Face Distance: 13.000 inches
Nominal Thickness: 1.125 inches all ends
Bolt Hole Nominal Diameter: 0.875 inches all ends
Bolt Circle Nominal Diameter: 6.625 inches all ends
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches all ends
Raised Face Nominal Diameter: 5.688 inches all ends
Special Features: with pilot control system and valve position indicator
Material: iron body
Media For Which Designed: fuel/oil, hydrocarbon single response
Style Designator: straight thru flanged ends
Supplementary Features: flow control device: diaphragm

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
12154 81M-3EP 3IN	Check Valve
12154B 81M-3EP 3IN	Check Valve
12154D	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-190-7084?

The FSCG of the NSN 4820-01-190-7084 is 4820

Does the NSN 4820-01-190-7084 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302010

Does NSN 4820-01-190-7084 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 4820-01-190-7084 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-190-7084 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 4820-01-190-7084 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Sat, Sep 29, 1984