4720-01-395-6339

Find complete technical information, availability, and procurement data for: 4720-01-395-6339
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-395-6339

Item Name Code

20311

Assigment Date

09/01/1994 (31 years ago)

A rigid item, fabricated from a heat resistant allow, with or without insulation material added. Designed to protect parts, areas or systems of an engine, gas turbine, aircraft from excessive heat damage. See also insulation blanket, thermal, aircraft gas turbine engine.

round cross-sectional shape style, 0.313 inches nominal inside diameter, right-hand 1st end thread direction, 0.766 inches nominal outside diameter, 3b 1st 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 Direction: right-hand 1st end
Inside Diameter: 0.313 inches nominal
Outside Diameter: 0.766 inches nominal
Minimum Inside Bending Radius: 4.000 inches
Connection Style: swivel nut with compression sleeve 1st end
End Connection Design: straight 1st end
Connection Type: threaded internal tube 1st end
Burst Test Pressure: 9000.0 pounds per square inch
Maximum Operating Pressure: 2000.0 pounds per square inch
Nominal Thread Size: 0.562 inches 1st end
Seat Angle: 37.0 degrees 1st end
Inside Surface Condition: smooth
Measuring Method And Length: 11.000 inches nominal excluding end fittings
Nominal Outside Diameter Tube Accommodated: 0.375 inches 1st end
Media For Which Designed: fuel/oil, hydrocarbon 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
8141035-7	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-395-6339?

The FSCG of the NSN 4720-01-395-6339 is 4720

Does NSN 4720-01-395-6339 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 4720-01-395-6339 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-395-6339 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 4720-01-395-6339 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Thu, Sep 1, 1994