4820-00-525-2359

Find complete technical information, availability, and procurement data for: 4820-00-525-2359
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-525-2359

Item Name Code

22113

Assigment Date

01/01/1963 (63 years ago)

grooved seal accommodation type, 0.810 inches minimum and 0.830 inches maximum flange seat to disk end height, 0.850 inches minimum and 0.900 inches maximum under flange height, 0.710 inches minimum and 0.740 inches maximum single threaded portion thread length, 0.360 inches minimum and 0.370 inches maximum flange diameter

Product Characteristics

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

Thread Length: 0.710 inches minimum and 0.740 inches maximum single threaded portion
Flange Diameter: 0.360 inches minimum and 0.370 inches maximum
Flange Seat To Disk End Height: 0.810 inches minimum and 0.830 inches maximum
Under Flange Height: 0.850 inches minimum and 0.900 inches maximum
Seal Accommodation Type: grooved
Thread Quantity Per Inch: 56 single threaded portion
Nominal Thread Size: 0.250 inches single threaded portion
Criticality Code Justification: zzzv
Material: aluminum alloy 2024 overall
Material Document And Classification: qq-a-225/6,t4 fed spec single material response overall
Surface Treatment: anodize overall
Surface Treatment Document And Classification: mil-a-8625 mil spec single treatment response overall
Thread Series Designator: uns single threaded portion
Fsc Application Data: regulator,air pressure,acft cabin

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
135746	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-525-2359?

The FSCG of the NSN 4820-00-525-2359 is 4820

Does the NSN 4820-00-525-2359 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-525-2359 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 4820-00-525-2359 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-525-2359 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 4820-00-525-2359 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963