4820-00-177-1820

Find complete technical information, availability, and procurement data for: 4820-00-177-1820
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-177-1820

Item Name Code

05482

Assigment Date

02/26/1973 (53 years ago)

A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

threaded internal pipe connection type, bonnet packing features provided, threaded bonnet attachment method, manual valve operation method, 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.

Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Valve Operation Method: manual
Connection Type: threaded internal pipe
Features Provided: bonnet packing
Nominal Thread Size: 0.750 inches
Stem Type: nonrising
Inlet Relationship With Outlet: identical
Material: rubber and copper alloy body
Thread Series Designator: npt

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
721905-14	Gate Valve
T22 3-4IN	Gate Valve

FAQs

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

What is the FSCG of the NSN 4820-00-177-1820?

The FSCG of the NSN 4820-00-177-1820 is 4820

Does the NSN 4820-00-177-1820 have a Schedule B code assigned?

Yes, the Schedule B code is 8481805090

Does NSN 4820-00-177-1820 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 4820-00-177-1820 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-177-1820 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 4820-00-177-1820 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Mon, Feb 26, 1973