4720-00-203-9515

Find complete technical information, availability, and procurement data for: 4720-00-203-9515
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-203-9515

Item Name Code

20311

Assigment Date

01/01/1961 (65 years ago)

right-hand 1st end thread direction, 2b and 2a 2nd end thread class, right-hand 2nd end thread direction, round cross-sectional shape style, 2a 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: 2a 1st end
Thread Class: 2b and 2a 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.188 inches nominal
Temp Rating: -65.0 fahrenheit and 212.0 fahrenheit single response
Outside Diameter: 0.469 inches minimum and 0.500 inches maximum
Exterior Color: black
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: internally and externally threaded tube 2nd end
Connection Type: threaded external tube 1st end
Thread Quantity Per Inch: 24 and 18 2nd end
Thread Quantity Per Inch: 24 1st end
Burst Test Pressure: 4500.0 pounds per square inch
Layer Composition And Location: 2nd layer braided cotton cord and outer layer molded rubber, chloroprene and 1st layer braided cotton cord
Maximum Operating Pressure: 1500.0 pounds per square inch
Nominal Thread Size: 0.438 inches 1st end
Nominal Thread Size: 0.438 inches and 0.625 inches 2nd end
Seat Angle: 45.0 degrees 1st end
Hydrostatic Test Pressure: 3000.0 pounds per square inch
Outer Covering Environmental Protection: mildew resistant and ozone resistant
Inside Surface Condition: smooth
Measuring Method And Length: 19.000 inches minimum overall and 19.250 inches maximum overall
Media For Which Designed: fuel/oil, hydrocarbon single response
Thread Series Designator: uns and unf 2nd end
Thread Series Designator: uns 1st end
Nondefinitive Spec/Std Data: 1 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4720-00-737-3250	No Name Available	10/01/1980
2530-00-740-9330	No Name Available	01/01/1963

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
143-60110-01900	Nonmetallic Hose Assembly
4720002039515	Nonmetallic Hose Assembly
7409330	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-203-9515?

The FSCG of the NSN 4720-00-203-9515 is 4720

Does NSN 4720-00-203-9515 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 4720-00-203-9515 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-203-9515 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 4720-00-203-9515 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961