4820-01-271-1889

Find complete technical information, availability, and procurement data for: 4820-01-271-1889
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-271-1889

Item Name Code

05482

Assigment Date

01/20/1988 (38 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.

manual valve operation method, butt weld tube connection type, 4.000 inches valve size, outside screw-yoke bonnet type, bolted bonnet attachment method

Product Characteristics

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

Bonnet Type: outside screw-yoke
Bonnet Attachment Method: bolted
Valve Operation Method: manual
Connection Type: butt weld tube
Valve Size: 4.000 inches
Stem Type: rising
Nominal Outside Diameter Tube Accommodated: 4.000 inches
Inlet Relationship With Outlet: identical
Material: steel corrosion resisting disk
Material: steel corrosion resisting seat
Material: steel corrosion resisting stem
Material: steel uns j03002 body
Material Document And Classification: astm a182 gr. f6 assn std single material response disk
Material Document And Classification: astm a182 gr. f6 assn std single material response seat
Material Document And Classification: astm a182 gr. f6 assn std single material response stem
Material Document And Classification: astm a216 gr.wcb assn std single material response body
Furnished Items And Quantity: 1 handwheel

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
LHD8410 MIL-15W3 4IN. 150PSI	Gate Valve

FAQs

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

What is the FSCG of the NSN 4820-01-271-1889?

The FSCG of the NSN 4820-01-271-1889 is 4820

Does the NSN 4820-01-271-1889 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803055

Does NSN 4820-01-271-1889 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 4820-01-271-1889 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-271-1889 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 4820-01-271-1889 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, Jan 20, 1988