4820-01-622-1531

Find complete technical information, availability, and procurement data for: 4820-01-622-1531
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-622-1531

Item Name Code

05488

Assigment Date

09/30/2013 (12 years ago)

A flexible item composed of one or more kinds of fibers prefabricated into various shapes and sizes. It may have a vapor barrier and is covered on one or both sides with a jacket material such as vinyl or other sheet material. It may have mounting provisions such as holes or snaps to facilitate installation. It is designed to cover air conditioning, heating, cooling, pressurizing, de-icing components and air ducts to prevent or reduce the transfer of heat. Excludes:rigid air duct coverings and insulation material supplied in flat sheets or rolls. Excludes:insulation pipe covering,thermal,aircraft and insulation blanket,thermal.

right-hand 1st end thread direction, right-hand 2nd end thread direction, disk flow control device, pressure seal, ring type bonnet attachment method, inside spring 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 spring
Bonnet Attachment Method: pressure seal, ring type
Disk Loading Method: spring
Connection Style: plain (pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded external pipe 1st end
Connection Type: threaded internal pipe 2nd end
Nominal Thread Size: 0.75 inches 1st end
Nominal Thread Size: 1.00 inches 2nd end
Opening Pressure Setting: 150.0 pounds per square inch
Material: plastic seat
Material: steel comp 316 body
Media For Which Designed: liquid single response
Style Designator: angle
Thread Series Designator: npt 2nd end
Thread Series Designator: npt 1st end
Furnished Items And Quantity: 1 orifice plate

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
81PSM68-4(150PSIG)	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-622-1531?

The FSCG of the NSN 4820-01-622-1531 is 4820

Does the NSN 4820-01-622-1531 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-622-1531 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 4820-01-622-1531 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-622-1531 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 4820-01-622-1531 was assigned to the Federal Catalog?

It was assigned 12 years ago, on Mon, Sep 30, 2013