290503D

View detailed technical data, stock status, and sourcing information for: 290503D
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4710 Tube and Rigid Tubing Pipe

National Stock Number

4710-00-779-2299

Item Name Code

21989

Assigment Date

01/01/1962 (64 years ago)

right-hand single end thread direction, 2b single end thread class, prebent design form, 2 single end mating end quantity, unable to decode tubing material

Product Characteristics

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

Thread Class: 2b single end
Thread Direction: right-hand single end
Mating End Quantity: 2 single end
Tubing Material: unable to decode
Design Form: prebent
Tube Outside Diameter: 0.250 inches nominal
Nominal Thread Size: 0.437 inches single end
Material: unable to decode
Thread Series Designator: unf single end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2910-00-718-4872	No Name Available	06/12/1974

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
290503D	Metal Tube Assembly
290595-AS	Metal Tube Assembly
559D1-0875	Metal Tube Assembly

FAQs

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

What is the FSCG of the NSN 4710-00-779-2299?

The FSCG of the NSN 4710-00-779-2299 is 4710

Does the NSN 4710-00-779-2299 have a Schedule B code assigned?

Yes, the Schedule B code is 8302494500

Does NSN 4710-00-779-2299 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 4710-00-779-2299 contain precious materials?

Precious metal content is unknown

Does NSN 4710-00-779-2299 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 4710-00-779-2299 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962