4820-01-493-2278

Find complete technical information, availability, and procurement data for: 4820-01-493-2278
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-493-2278

Item Name Code

39973

Assigment Date

12/20/2001 (24 years ago)

A device of various shapes to be permanently attached to the structure of an aircraft. It is designed to permanently mount and/or support an integral member, or group of members of the airframe in a proper position and bear the stress imposed by the components being supported. It may have mounting provisions, such as slots, holes, and/or attachments to facilitate installation. Excludes:items which are primarily designed for dampening shock and/or vibration. Excludes:bracket, angle; bracket, double angle; bracket, shelf; bracket, mounting; bracket (1), structural component, aircraft; and radius block.

"diaphragm control valve 2" with 1-1/2" ported trim nsn 4820-01-493-1969" end item identification, ring spn n23451 modified from dwing 22000n for cd 34597n special features, ring,piston part name assigned by controlling agency

Product Characteristics

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

End Item Identification: "diaphragm control valve 2" with 1-1/2" ported trim nsn 4820-01-493-1969"
Part Name Assigned By Controlling Agency: ring,piston
Special Features: ring spn n23451 modified from dwing 22000n for cd 34597n

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
CD 34597N (22000N) PC.20	Valve Piston Ring
SPN N23451	Valve Piston Ring

FAQs

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

What is the FSCG of the NSN 4820-01-493-2278?

The FSCG of the NSN 4820-01-493-2278 is 4820

Does the NSN 4820-01-493-2278 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-493-2278 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 4820-01-493-2278 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-493-2278 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 4820-01-493-2278 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Thu, Dec 20, 2001