4720-01-428-6944

Find complete technical information, availability, and procurement data for: 4720-01-428-6944
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-428-6944

Item Name Code

20311

Assigment Date

03/29/1996 (30 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.

3.000 inches nominal inside diameter, 6.562 inches nominal 1st end bolt circle diameter, 0.500 inches nominal 1st end flange thickness, round cross-sectional shape style, -65.0 fahrenheit and 400.0 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
Inside Diameter: 3.000 inches nominal
Temp Rating: -65.0 fahrenheit and 400.0 fahrenheit single response
Bolt Circle Diameter: 6.562 inches nominal 1st end
Flange Thickness: 0.500 inches nominal 1st end
Outside Diameter: 3.500 inches nominal
Minimum Inside Bending Radius: 15.000 inches
Angle Between Rigid Elbow Fittings In Deg: 0.0
Bolt Hole Quantity: 8 1st end
Flange Outside Diameter: 7.688 inches nominal 1st end
End Item Identification: w/s code, arleigh burke class ddg
Connection Style: plain 1st end
Bolt Hole Diameter: 0.562 inches nominal 1st end
End Flange Construction: solid 1st end
End Connection Design: elbow 1st end
Connection Type: plain face flange 1st end
Burst Test Pressure: 800.0 pounds per square inch
Layer Composition And Location: outer layer braided corrosion resistant steel wire
Maximum Operating Pressure: 200.0 pounds per square inch
Hydrostatic Test Pressure: 400.0 pounds per square inch
Flow Angle: 90.0 degrees 1st end
Inside Surface Condition: convoluted
Measuring Method And Length: 76.000 inches nominal overall
Flange Style: round w / bolt holes 1st end
Special Features: two hose assemblies connected by 90 degree elbow, first and second leg length identical, 38 inches

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
6373-28	Nonmetallic Hose Assembly
HR90-28	Nonmetallic Hose Assembly
WHGP-U64J-28	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-428-6944?

The FSCG of the NSN 4720-01-428-6944 is 4720

Does NSN 4720-01-428-6944 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 4720-01-428-6944 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-428-6944 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 4720-01-428-6944 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Mar 29, 1996