4720-01-311-8371

Find complete technical information, availability, and procurement data for: 4720-01-311-8371
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-311-8371

Item Name Code

20311

Assigment Date

12/06/1989 (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, 1.781 inches nominal inside diameter, 2b 1st end thread class, round cross-sectional shape style, -40.0 fahrenheit and 300.0 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
Thread Class: 2b 1st end
Thread Direction: right-hand 1st end
Inside Diameter: 1.781 inches nominal
Temp Rating: -40.0 fahrenheit and 300.0 fahrenheit single response
Flange Thickness: 0.297 inches nominal 2nd end
Outside Diameter: 2.094 inches nominal
Minimum Inside Bending Radius: 12.500 inches
Angle Between Rigid Elbow Fittings In Deg: 270.0
Center To Center Distance Between Bolt Holes Along Width: 2.375 inches nominal 2nd end
Center To Center Distance Between Bolt Holes Along Length: 2.375 inches nominal 2nd end
Bolt Hole Quantity: 4 2nd end
Flange Length: 3.000 inches nominal 2nd end
Flange Width: 3.000 inches nominal 2nd end
Connection Style: swivel nut flare 1st end
Connection Style: raised swivel 2nd end
Bolt Hole Diameter: 0.388 inches nominal 2nd end
Raised Face Height: 0.062 inches nominal 2nd end
Raised Face Diameter: 2.760 inches nominal 2nd end
End Flange Construction: solid 2nd end
End Connection Design: elbow 1st end
End Connection Design: elbow 2nd end
Connection Type: raised face flange 2nd end
Connection Type: threaded internal tube 1st end
Thread Quantity Per Inch: 12 1st end
Burst Test Pressure: 1200.0 pounds per square inch
Layer Composition And Location: 1st layer braided corrosion resistant steel wire, partial coverage and outer layer braided corrosion resistant steel wire
Maximum Operating Pressure: 250.0 pounds per square inch
Nominal Thread Size: 2.500 inches 1st end
Seat Angle: 37.0 degrees 1st end
Hydrostatic Test Pressure: 600.0 pounds per square inch
Flow Angle: 45.0 degrees 2nd end
Flow Angle: 90.0 degrees 1st end
Inside Surface Condition: smooth
Measuring Method And Length: 16.375 inches nominal working
Flange Style: rectangular (includes square) 2nd end
Media For Which Designed: fuel/oil, hydrocarbon single response
Thread Series Designator: un 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
AE2936R0163-270	Nonmetallic Hose Assembly
S860L0163D270	Nonmetallic Hose Assembly
SS43D14K163270	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-311-8371?

The FSCG of the NSN 4720-01-311-8371 is 4720

Does NSN 4720-01-311-8371 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 4720-01-311-8371 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-311-8371 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 4720-01-311-8371 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Wed, Dec 6, 1989