2F749

View detailed technical data, stock status, and sourcing information for: 2F749
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-490-1963

Item Name Code

20311

Assigment Date

09/21/2001 (24 years ago)

0.500 inches nominal inside diameter, round cross-sectional shape style, 2b 1st end thread class, right-hand 1st end thread direction, -40.0 fahrenheit and 212.0 fahrenheit single response temp rating

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
Inside Diameter: 0.500 inches nominal
Temp Rating: -40.0 fahrenheit and 212.0 fahrenheit single response
Outside Diameter: 0.790 inches nominal
Minimum Inside Bending Radius: 3.5000 inches
Connection Style: swivel nut flare 1st end
End Connection Design: straight 1st end
Connection Type: threaded internal tube 1st end
Features Provided: nonskive and reusable end fittings
Burst Test Pressure: 14000.0 pounds per square inch
Layer Composition And Location: 1st layer braided corrosion resistant steel wire and 2nd layer braided corrosion resistant steel wire and outer layer molded rubber, synthetic
Maximum Operating Pressure: 3500.0 pounds per square inch
Nominal Thread Size: 0.750 inches 1st end
Seat Angle: 37.0 degrees 1st end
Hydrostatic Test Pressure: 7000.0 pounds per square inch
Outer Covering Environmental Protection: abrasion resistant and oil resistant and weatherproof
Inside Surface Condition: smooth
Measuring Method And Length: 24.000 inches nominal working
Media For Which Designed: fuel/oil, hydrocarbon and water single response
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
2F749	Nonmetallic Hose Assembly
R2-8-24F	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-490-1963?

The FSCG of the NSN 4720-01-490-1963 is 4720

Does NSN 4720-01-490-1963 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 4720-01-490-1963 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-490-1963 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 4720-01-490-1963 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Fri, Sep 21, 2001