4820-01-521-6852

Find complete technical information, availability, and procurement data for: 4820-01-521-6852
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-521-6852

Item Name Code

05487

Assigment Date

06/29/2004 (22 years ago)

A protective covering specially designed to be mounted on an aircraft, ground vehicle, marine surface/subsurface craft, and/or fire control equipment. It protects from small arms or anti-aircraft fire or exploding-mine fragments. It may be made from metallic or nonmetallic material, either in sections or in one piece. It may have integral fittings for installation. Excludes: aretallic material, either in sections or in one piece. It may have integral fmor plate; body armor,fragmentation protective and cloth,ballistic.

right-hand 2nd end thread direction, disk flow control device, plain (pipe) 2nd end connection style, right-hand 1st end thread direction, 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.

Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Flow Control Device: disk
Bonnet Type: inside screw
Connection Style: plain (pipe) 2nd end
Connection Style: plain, optional end (pipe) 1st end
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal pipe 1st end
Nominal Thread Size: 1.000 inches 1st end
Nominal Thread Size: 1.250 inches 2nd end
Material: plastic acetal packing
Media For Which Designed: water, fresh 1st response
Media For Which Designed: water, salt 2nd response
Style Designator: straight thru
Thread Series Designator: npt 2nd end
Thread Series Designator: npt 1st end

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
CVFLO4221LE	Check Valve
S4221LE	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-521-6852?

The FSCG of the NSN 4820-01-521-6852 is 4820

Does NSN 4820-01-521-6852 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 4820-01-521-6852 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-521-6852 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 4820-01-521-6852 was assigned to the Federal Catalog?

It was assigned 22 years ago, on Tue, Jun 29, 2004