4820-01-439-7437

Find complete technical information, availability, and procurement data for: 4820-01-439-7437
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-439-7437

Item Name Code

05487

Assigment Date

12/18/1996 (29 years ago)

A component which presents visually the relationship between two different time intervals.

spring disk loading method, 225.0 fahrenheit single response maximum operating temp, disk flow control device, 12 all ends bolt hole quantity, -60.0 fahrenheit minimum operating temp

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
Disk Loading Method: spring
Bolt Hole Quantity: 12 all ends
Maximum Operating Temp: 225.0 fahrenheit single response
Minimum Operating Temp: -60.0 fahrenheit
End Item Identification: strategic sealift conversion ships class
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Position: horizontal or vertical
Valve Size: 12.000 inches
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Outside Diameter: 19.000 inches all ends
Face To Face Distance: 7.120 inches
Bolt Hole Nominal Diameter: 1.000 inches all ends
Bolt Circle Nominal Diameter: 17.000 inches all ends
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches all ends
Raised Face Nominal Diameter: 15.000 inches all ends
Material: copper alloy body
Material: nickel alloy flow control device
Material Document And Classification: astm b505 assn std single material response or astm b271, tr 954, 958 assn std single material response body
Style Designator: straight thru flanged ends

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
T01-12G-1CMX-X	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-439-7437?

The FSCG of the NSN 4820-01-439-7437 is 4820

Does the NSN 4820-01-439-7437 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-01-439-7437 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 4820-01-439-7437 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-439-7437 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 4820-01-439-7437 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Wed, Dec 18, 1996