520N0101-4-4-4-18

View detailed technical data, stock status, and sourcing information for: 520N0101-4-4-4-18
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-300-4145

Item Name Code

20311

Assigment Date

05/14/1989 (37 years ago)

A flexible, tubular item having a nonmetallic tube inner conveying surface and one or more reinforcement layers of a metallic or nonmetallic material. It is designed to convey gasses, liquids, or solids. For items with fittings on one or both ends, see hose assembly, nonmetallic. Excludes:hose, air duct; and hose air duct, air breathing.

0.250 inches nominal inside diameter, right-hand 1st end thread direction, -40.0 fahrenheit and 200.0 fahrenheit single response temp rating, 0.510 inches nominal outside diameter, 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: 0.510 inches nominal
Minimum Inside Bending Radius: 1.500 inches
Exterior Color: orange
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 textile yarn and 2nd layer braided textile yarn and outer layer molded polyurethane
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
Outer Covering Environmental Protection: abrasion resistant
Inside Surface Condition: smooth
Measuring Method And Length: 18.000 inches nominal overall
Special Features: cleanliness shall be in accordance with mil-c-52211 for oxygen service
Thread Series Designator: nptf 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
1551AS694	Nonmetallic Hose Assembly
1551AS694-3	Nonmetallic Hose Assembly
520N0101-4-4-4-18	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-300-4145?

The FSCG of the NSN 4720-01-300-4145 is 4720

Does NSN 4720-01-300-4145 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 4720-01-300-4145 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-300-4145 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 4720-01-300-4145 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sun, May 14, 1989