4820-01-321-6391

Find complete technical information, availability, and procurement data for: 4820-01-321-6391
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-321-6391

Item Name Code

05485

Assigment Date

06/20/1990 (36 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.

bolted bonnet attachment method, 100.0 fahrenheit single response maximum operating temp, right-hand all ends thread direction, disk flow control device, outside screw-yoke bonnet type

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: disk
Bonnet Type: outside screw-yoke
Bonnet Attachment Method: bolted
Maximum Operating Temp: 100.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Maximum Operating Pressure: 2000.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches all ends
Material: nickel alloy flow control device
Material: nickel alloy seat
Material: nickel alloy stem
Material: steel uns k03504 body
Media For Which Designed: chlorine 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
22141MT .50IPS	Globe Valve
22141MT 1/2IPS	Globe Valve
F-46668 22141MT .50IPS	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-321-6391?

The FSCG of the NSN 4820-01-321-6391 is 4820

Does the NSN 4820-01-321-6391 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803060

Does NSN 4820-01-321-6391 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 4820-01-321-6391 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-321-6391 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 4820-01-321-6391 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Wed, Jun 20, 1990