4720-00-929-6666

Find complete technical information, availability, and procurement data for: 4720-00-929-6666
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-929-6666

Item Name Code

20311

Assigment Date

04/26/1968 (58 years ago)

An item so designed to have a portion or all of its body transparent to permit the visual examination of the amount of liquid in a pressure vessel, boiler, evaporator, still, processing tank, reservoir, pipe tubing line, and the like, and/or to determine the flow to a lubricated part. It may also be provided with an element that changes colors to indicate changes in moisture content. The item may have a means for refilling. Excludes:indicator, liquid quantity and indicator, rate of flow.

1.250 inches nominal inside diameter, 0.560 inches minimum 2nd end flange thickness, round cross-sectional shape style, 0.560 inches minimum 1st end flange thickness, -40.0 fahrenheit and 212.0 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
Inside Diameter: 1.250 inches nominal
Temp Rating: -40.0 fahrenheit and 212.0 fahrenheit single response
Flange Thickness: 0.560 inches minimum 1st end
Flange Thickness: 0.560 inches minimum 2nd end
Outside Diameter: 2.000 inches nominal
Flange Outside Diameter: 1.090 inches minimum and 2.010 inches maximum 1st end
Flange Outside Diameter: 1.090 inches minimum and 2.010 inches maximum 2nd end
Connection Style: plain w/ gasket groove (sae flanged head) 1st end
Connection Style: plain w/ gasket groove (sae flanged head) 2nd end
End Flange Construction: solid 1st end
End Flange Construction: solid 2nd end
End Connection Design: elbow 2nd end
End Connection Design: straight 1st end
Connection Type: plain face flange 1st end
Connection Type: plain face flange 2nd end
Features Provided: reusable end fittings
Burst Test Pressure: 12000.0 pounds per square inch
Layer Composition And Location: 1st layer spirally laid steel wire and 2nd layer spirally laid steel wire and 3rd layer spirally laid steel wire and 4th layer spirally laid steel wire and outer layer molded rubber, chloroprene
Maximum Operating Pressure: 3000.0 pounds per square inch
Hydrostatic Test Pressure: 6000.0 pounds per square inch
Flow Angle: 90.0 degrees 2nd end
Outer Covering Environmental Protection: oil resistant and ozone resistant
Inside Surface Condition: smooth
Measuring Method And Length: 86.000 inches nominal working
Flange Style: round w/ out bolt holes 1st end
Flange Style: round w/ out bolt holes 2nd end
Media For Which Designed: fuel/oil, hydrocarbon single response
Nondefinitive Spec/Std Data: 100r10 type

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
20S4-20FC2-20FC2-90-8600	Nonmetallic Hose Assembly
M52471/3-C22-10-860	Nonmetallic Hose Assembly
MS39318C3J6A000	Nonmetallic Hose Assembly
VH2786	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-929-6666?

The FSCG of the NSN 4720-00-929-6666 is 4720

Does NSN 4720-00-929-6666 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 4720-00-929-6666 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-929-6666 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 4720-00-929-6666 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Fri, Apr 26, 1968