4820-01-321-2539

Find complete technical information, availability, and procurement data for: 4820-01-321-2539
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-321-2539

Item Name Code

05485

Assigment Date

06/14/1990 (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.

integral bonnet attachment method, right-hand all ends thread direction, inside screw bonnet type, 3a all ends thread class, disk flow control device

Product Characteristics

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

Thread Class: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: integral
Connection Style: plain (tube) all ends
Valve Operation Method: manual
Connection Type: threaded external tube all ends
Thread Quantity Per Inch: 12 all ends
Maximum Operating Pressure: 6000.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches all ends
Style Designator: straight thru
Thread Series Designator: un 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
480-4-P	Globe Valve
480-4-P PL1644-C	Globe Valve
480-4-P-C	Globe Valve
551-5871394/ALP-V-78	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-321-2539?

The FSCG of the NSN 4820-01-321-2539 is 4820

Does NSN 4820-01-321-2539 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 4820-01-321-2539 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-321-2539 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 4820-01-321-2539 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Jun 14, 1990