4720-00-780-1803

Find complete technical information, availability, and procurement data for: 4720-00-780-1803
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-780-1803

Item Name Code

17972

Assigment Date

01/01/1960 (66 years ago)

3b 1st end thread class, right-hand 1st end thread direction, 0.429 inches nominal outside diameter, round cross-sectional shape style, 0.250 inches nominal inside diameter

Product Characteristics

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

Cross-Sectional Shape Style: round
Thread Class: 3b 1st end
Thread Direction: right-hand 1st end
Inside Diameter: 0.250 inches nominal
Outside Diameter: 0.429 inches nominal
Inner Conveying Tube Style: annular close-pitch corrugated
Connection Style: swivel nut flare 1st end
End Connection Design: straight 1st end
Connection Type: threaded internal tube 1st end
Features Provided: identical ends
Layer Composition And Location: outer layer braided corrosion resistant steel wire
Nominal Thread Size: 0.438 inches 1st end
Seat Angle: 37.0 degrees 1st end
Outer Covering Environmental Protection: corrosion resistant
Measuring Method And Length: 24.000 inches nominal working
Thread Series Designator: unjf 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
S21904-2400W	Metallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-780-1803?

The FSCG of the NSN 4720-00-780-1803 is 4720

Does the NSN 4720-00-780-1803 have a Schedule B code assigned?

Yes, the Schedule B code is 7307225000

Does NSN 4720-00-780-1803 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4720-00-780-1803 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-780-1803 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 4720-00-780-1803 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960