4820-01-431-6691

Find complete technical information, availability, and procurement data for: 4820-01-431-6691
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-431-6691

Item Name Code

05485

Assigment Date

05/16/1996 (30 years ago)

A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes:valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

integral bonnet attachment method, 400.0 fahrenheit single response maximum operating temp, stem flow control device, inside screw bonnet type, right-hand all ends thread direction

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: stem
Bonnet Type: inside screw
Bonnet Attachment Method: integral
Maximum Operating Temp: 400.0 fahrenheit single response
End Item Identification: divers life support system
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches all ends
Special Features: green handle; vee stem
Material: copper alloy body
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru
Thread Series Designator: npt all 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
B-18VF8-G	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-431-6691?

The FSCG of the NSN 4820-01-431-6691 is 4820

Does the NSN 4820-01-431-6691 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801070

Does NSN 4820-01-431-6691 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 4820-01-431-6691 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-431-6691 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 4820-01-431-6691 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Thu, May 16, 1996