4720-01-220-0917

Find complete technical information, availability, and procurement data for: 4720-01-220-0917
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-220-0917

Item Name Code

20311

Assigment Date

11/08/1985 (40 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 2nd end thread direction, round cross-sectional shape style, 3b 1st end thread class, right-hand 1st end thread direction, 3b 2nd 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: 3b 1st end
Thread Class: 3b 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 0.173 inches minimum
Temp Rating: -65.0 fahrenheit and 450.0 fahrenheit single response
Outside Diameter: 0.640 inches maximum
Minimum Inside Bending Radius: 2.000 inches
Connection Style: swivel nut, inverted flare 1st end
Connection Style: swivel nut, inverted flare 2nd end
End Connection Design: elbow 2nd end
End Connection Design: straight 1st end
Connection Type: threaded internal tube 1st end
Connection Type: threaded internal tube 2nd end
Burst Test Pressure: 12000.0 pounds per square inch
Layer Composition And Location: outer layer braided corrosion resistant steel wire
Maximum Operating Pressure: 1500.0 pounds per square inch
Nominal Thread Size: 0.438 inches 1st end
Nominal Thread Size: 0.438 inches 2nd end
Seat Angle: 8.5 degrees 1st end
Seat Angle: 8.5 degrees 2nd end
Hydrostatic Test Pressure: 3000.0 pounds per square inch
Flow Angle: 45.0 degrees 2nd end
Inside Surface Condition: smooth
Measuring Method And Length: 29.000 inches nominal working
Supplementary Features: this item has been reviewed for asbestos material;the current approved sources; 00624 have indicated their part number contained asbestos prior to 1984;they continue to manufacture the same part number without asbestos material after 1984
Thread Series Designator: unf 1st end
Thread Series Designator: unf 2nd end
Specification/Standard Data: 81349-mil-h-25579 government specification
Nondefinitive Spec/Std Data: 1 class

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
7M558-4-0290	Nonmetallic Hose Assembly
AE3663274E0290	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-220-0917?

The FSCG of the NSN 4720-01-220-0917 is 4720

Does the NSN 4720-01-220-0917 have a Schedule B code assigned?

Yes, the Schedule B code is 4009320050

Does NSN 4720-01-220-0917 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 4720-01-220-0917 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-220-0917 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 4720-01-220-0917 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Fri, Nov 8, 1985