4720-01-078-0658

Find complete technical information, availability, and procurement data for: 4720-01-078-0658
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-078-0658

Item Name Code

20311

Assigment Date

06/05/1979 (47 years ago)

right-hand 2nd end thread direction, right-hand 1st end thread direction, 0.250 inches nominal inside diameter, round cross-sectional shape style, 0.310 inches nominal outside 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 Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.250 inches nominal
Outside Diameter: 0.310 inches nominal
Exterior Color: yellow
Connection Style: inverted flare 1st end
Connection Style: inverted flare 2nd end
End Connection Design: straight 1st end
End Connection Design: straight 2nd end
Connection Type: threaded external tube 2nd end
Connection Type: threaded external tube 1st end
Layer Composition And Location: outer layer molded polytetrafluoroethylene
Maximum Operating Pressure: 200.0 pounds per square inch
Nominal Thread Size: 0.250 inches 1st end
Nominal Thread Size: 0.250 inches 2nd end
Seat Angle: 12.0 degrees 1st end
Seat Angle: 12.0 degrees 2nd end
Inside Surface Condition: smooth
Measuring Method And Length: 144.000 inches nominal overall
Thread Series Designator: npt 2nd end
Thread Series Designator: npt 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
2Z252	Nonmetallic Hose Assembly
3304317	Nonmetallic Hose Assembly
8455250	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-078-0658?

The FSCG of the NSN 4720-01-078-0658 is 4720

Does NSN 4720-01-078-0658 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 4720-01-078-0658 contain precious materials?

Precious metal content is unknown

Does NSN 4720-01-078-0658 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 4720-01-078-0658 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Tue, Jun 5, 1979