4720-01-321-3690

Find complete technical information, availability, and procurement data for: 4720-01-321-3690
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-321-3690

Item Name Code

20311

Assigment Date

06/16/1990 (36 years ago)

A length of nonmetallic hose with fittings on one or both ends. For items without fittings, see hose, nonmetallic. Excludes:hose assembly, air duct; and hose assembly, air duct, air breathing.

right-hand 1st end thread direction, 0.594 inches nominal outside diameter, 0.250 inches nominal inside diameter, -40.0 fahrenheit and 200.0 fahrenheit single response temp rating, 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 Direction: right-hand 1st end
Inside Diameter: 0.250 inches nominal
Temp Rating: -40.0 fahrenheit and 200.0 fahrenheit single response
Outside Diameter: 0.594 inches nominal
Minimum Inside Bending Radius: 4.000 inches
Connection Style: plain 1st end
End Connection Design: straight 1st end
Connection Type: threaded external pipe 1st end
Burst Test Pressure: 20000.0 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, chloroprene
Maximum Operating Pressure: 5000.0 pounds per square inch
Nominal Thread Size: 0.250 inches 1st end
Hydrostatic Test Pressure: 10000.0 pounds per square inch
Inside Surface Condition: smooth
Measuring Method And Length: 21.000 inches nominal overall
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
42504U-104104-02100	Nonmetallic Hose Assembly
F3010101-4-4-4-21.00	Nonmetallic Hose Assembly
FL6431EEE0210	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-321-3690?

The FSCG of the NSN 4720-01-321-3690 is 4720

Does NSN 4720-01-321-3690 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 4720-01-321-3690 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-321-3690 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 4720-01-321-3690 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sat, Jun 16, 1990