4720-00-778-9025

Find complete technical information, availability, and procurement data for: 4720-00-778-9025
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-778-9025

Item Name Code

17972

Assigment Date

01/01/1962 (64 years ago)

right-hand 2nd end thread direction, right-hand 1st end thread direction, 0.188 inches nominal inside diameter, round cross-sectional shape style, 2b 1st end thread class

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: 2b 1st end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.188 inches nominal
Temp Rating: 1250.0 fahrenheit single response
Outside Diameter: 0.395 inches nominal
Inner Conveying Tube Style: annular close-pitch corrugated
Exterior Color: natural
End Item Identification: grumman a10 aircraft
Connection Style: swivel nut flare 1st end
Connection Style: plain 2nd end
End Connection Design: straight 1st end
End Connection Design: straight 2nd end
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal tube 1st end
Layer Composition And Location: outer layer braided corrosion resistant steel wire
Nominal Thread Size: 0.250 inches 2nd end
Nominal Thread Size: 0.438 inches 1st end
Seat Angle: 45.0 degrees 1st end
Seat Angle: 45.0 degrees 2nd end
Outer Covering Environmental Protection: water resistant
Measuring Method And Length: 10.000 inches nominal overall
Special Features: fittings silver soldered to hose
Thread Series Designator: npt 2nd end
Thread Series Designator: unf 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2910-00-308-2623	No Name Available	01/28/1973

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
T0555A	Metallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-778-9025?

The FSCG of the NSN 4720-00-778-9025 is 4720

Does the NSN 4720-00-778-9025 have a Schedule B code assigned?

Yes, the Schedule B code is 7307225000

Does NSN 4720-00-778-9025 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 4720-00-778-9025 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-778-9025 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 4720-00-778-9025 was assigned to the Federal Catalog?

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