4820-01-435-4144

Find complete technical information, availability, and procurement data for: 4820-01-435-4144
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-435-4144

Item Name Code

05487

Assigment Date

08/23/1996 (29 years ago)

A switch which is externally actuated by a lever and whose contacts open and close with an instantaneous (snap) action; includes items having one or more momentary positions. Includes switches (snap action) which use mercury to bridge contacts, and assemblages of complete switches (snap action) having common actuators. Excludes:switch,lever; switch,rotary; switch,knife; switch,sensitive; and switch,box.

8 all ends bolt hole quantity, automatic valve operation method, 800.0 fahrenheit single response maximum operating temp, disk flow control device, -20.0 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
Bolt Hole Quantity: 8 all ends
Maximum Operating Temp: 800.0 fahrenheit single response
Minimum Operating Temp: -20.0 fahrenheit
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Position: horizontal or vertical
Valve Size: 6.000 inches
Maximum Operating Pressure: 80.0 pounds per square inch 1st response
Maximum Operating Pressure: 285.0 pounds per square inch 2nd response
Nominal Outside Diameter: 11.000 inches all ends
Face To Face Distance: 14.000 inches
Nominal Thickness: 1.000 inches all ends
Bolt Hole Nominal Diameter: 0.880 inches all ends
Bolt Circle Nominal Diameter: 9.500 inches all ends
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches all ends
Raised Face Nominal Diameter: 8.500 inches all ends
Material: steel uns j03002 body
Material: steel uns j03002 flow control device
Material: steel uns k03504 seat
Material Document And Classification: astm a105 assn std single material response seat
Material Document And Classification: astm a216, gr wcb assn std single material response body
Material Document And Classification: astm a216, gr wcb assn std single material response flow control device
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
1570-6.0 IN	Check Valve
1570-600	Check Valve
1570-6IN	Check Valve
1570-700-600	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-435-4144?

The FSCG of the NSN 4820-01-435-4144 is 4820

Does the NSN 4820-01-435-4144 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-435-4144 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 4820-01-435-4144 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-435-4144 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 4820-01-435-4144 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Fri, Aug 23, 1996