4820-01-218-7943

Find complete technical information, availability, and procurement data for: 4820-01-218-7943
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-218-7943

Item Name Code

05485

Assigment Date

10/18/1985 (40 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.

manual valve operation method, threaded bonnet attachment method, reduced socket one brazing ring (tube) all ends connection style, disk flow control device, inside screw bonnet type

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
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Connection Style: reduced socket one brazing ring (tube) all ends
Valve Operation Method: manual
Connection Type: unthreaded internal tube all ends
Maximum Operating Pressure: 700.0 pounds per square inch single response
Nominal Outside Diameter Tube Accommodated: 0.500 inches all ends
Special Features: valve modified for flow control by position indicator and locking device
Material: copper alloy body
Material: nickel alloy flow control device
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-221-1571	No Name Available	08/01/2007

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
2620-902 ASSY CF 1/2IN	Globe Valve
SS845-1889587 ASSY CF 1/2IN	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-218-7943?

The FSCG of the NSN 4820-01-218-7943 is 4820

Does the NSN 4820-01-218-7943 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801070

Does NSN 4820-01-218-7943 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 4820-01-218-7943 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-218-7943 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 4820-01-218-7943 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Fri, Oct 18, 1985