4720-00-122-4187

Find complete technical information, availability, and procurement data for: 4720-00-122-4187
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-122-4187

Item Name Code

20311

Assigment Date

10/30/1968 (57 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.

round cross-sectional shape style, 2.750 inches nominal outside diameter, 0.375 inches nominal 2nd end flange thickness, right-hand 1st end thread direction, 1.938 inches minimum and 2.062 inches maximum inside diameter

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: 1.938 inches minimum and 2.062 inches maximum
Flange Thickness: 0.375 inches nominal 2nd end
Outside Diameter: 2.750 inches nominal
Recess Diameter: 1.875 inches nominal 2nd end
Recess Depth: 0.188 inches nominal 2nd end
Minimum Inside Bending Radius: 12.000 inches
Flange Outside Diameter: 2.813 inches nominal 2nd end
Connection Style: plain 1st end
Connection Style: recessed w/gasket groove 2nd end
End Flange Construction: solid 2nd end
End Connection Design: elbow 2nd end
End Connection Design: straight 1st end
Connection Type: recessed flange 2nd end
Connection Type: threaded external pipe 1st end
Layer Composition And Location: 2nd layer braided wire and outer layer molded rubber, synthetic and 1st layer braided textile yarn
Nominal Thread Size: 2.000 inches 1st end
Flow Angle: 90.0 degrees 2nd end
Outer Covering Environmental Protection: oil resistant and ozone resistant
Inside Surface Condition: smooth
Measuring Method And Length: 144.000 inches nominal overall
Flange Style: round w/ out bolt holes 2nd end
Media For Which Designed: hydraulic fluid, water base and fuel/oil, hydrocarbon single response
Thread Series Designator: npt 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
193701-0	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-122-4187?

The FSCG of the NSN 4720-00-122-4187 is 4720

Does NSN 4720-00-122-4187 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 4720-00-122-4187 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-122-4187 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 4720-00-122-4187 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Oct 30, 1968