4720-00-728-3220

Find complete technical information, availability, and procurement data for: 4720-00-728-3220
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-728-3220

Item Name Code

20311

Assigment Date

01/01/1960 (66 years ago)

2a 1st end thread class, 0.313 inches nominal inside diameter, right-hand 1st end thread direction, right-hand 2nd end thread direction, round cross-sectional shape style

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: 2a 1st end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.313 inches nominal
Temp Rating: -40.0 fahrenheit and 300.0 fahrenheit single response
Outside Diameter: 0.592 inches nominal
Connection Style: swivel nut, 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 pipe 2nd end
Connection Type: threaded external tube 1st end
Thread Quantity Per Inch: 18 1st end
Thread Quantity Per Inch: 18 2nd end
Burst Test Pressure: 4000.0 pounds per square inch
Layer Composition And Location: 1st layer braided steel wire and outer layer molded rubber
Maximum Operating Pressure: 1000.0 pounds per square inch
Nominal Thread Size: 0.250 inches 2nd end
Nominal Thread Size: 0.625 inches 1st end
Seat Angle: 30.0 degrees 2nd end
Seat Angle: 45.0 degrees 1st end
Hydrostatic Test Pressure: 2000.0 pounds per square inch
Outer Covering Environmental Protection: mildew resistant and oil resistant
Inside Surface Condition: smooth
Measuring Method And Length: 22.300 inches nominal overall
Media For Which Designed: fuel/oil, hydrocarbon single response
Thread Series Designator: nptf 2nd end
Thread Series Designator: unf 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
10942709-3	Nonmetallic Hose Assembly
4720007283220	Nonmetallic Hose Assembly
4720PL1439875	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-728-3220?

The FSCG of the NSN 4720-00-728-3220 is 4720

Does the NSN 4720-00-728-3220 have a Schedule B code assigned?

Yes, the Schedule B code is 4009220050

Does NSN 4720-00-728-3220 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 4720-00-728-3220 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-728-3220 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 4720-00-728-3220 was assigned to the Federal Catalog?

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