4820-00-287-3921

Find complete technical information, availability, and procurement data for: 4820-00-287-3921
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-287-3921

Item Name Code

05485

Assigment Date

01/01/1963 (63 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.

3a 1st end thread class, flared (tube) 1st end connection style, 275.0 fahrenheit single response maximum operating temp, right-hand 1st end thread direction, packing retaining 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 Class: 3a 1st end
Thread Direction: right-hand 1st end
Bonnet Type: packing retaining
Maximum Operating Temp: 275.0 fahrenheit single response
Connection Style: flared (tube) 1st end
Connection Style: plain (tube) 2nd end
Valve Operation Method: manual
Connection Type: threaded external tube 1st end
Connection Type: unthreaded internal tube 2nd end
Mounting Facility: lug
Thread Quantity Per Inch: 18 1st end
Maximum Operating Pressure: 500.0 pounds per square inch single response
Nominal Thread Size: 0.563 inches 1st end
Seat Angle: 37.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated: 0.375 inches 2nd end
Special Features: rated for nonmagnetic service
Material: copper alloy body
Material: copper alloy seat
Material: copper alloy stem
Style Designator: straight thru
Thread Series Designator: unf 2nd end
Nondefinitive Spec/Std Data: iii type and 9 class

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
6232S	Globe Valve
S5901F3207658PC6232S	Globe Valve
SK5103NPC6232S	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-00-287-3921?

The FSCG of the NSN 4820-00-287-3921 is 4820

Does the NSN 4820-00-287-3921 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801070

Does NSN 4820-00-287-3921 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 4820-00-287-3921 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-287-3921 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 4820-00-287-3921 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963