4720-00-541-6681

Find complete technical information, availability, and procurement data for: 4720-00-541-6681
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-541-6681

Item Name Code

20311

Assigment Date

01/01/1963 (63 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, 2b 1st end thread class, round cross-sectional shape style, -40.0 fahrenheit and 200.0 fahrenheit single response temp rating, 0.250 inches nominal 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 Class: 2b 1st end
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: 0.688 inches nominal
Connection Style: swivel nut flare 1st end
End Connection Design: straight 1st end
End Fitting Component And Material: complete fitting steel all ends
Fitting Component And Surface Treatment: complete fitting cadmium 1st end
Connection Type: threaded internal tube 1st end
Thread Quantity Per Inch: 20 1st end
Burst Test Pressure: 18000.0 pounds per square inch
Layer Composition And Location: 1st layer sheet rubber and 2nd layer sheet rubber and 3rd layer braided steel wire and 4th layer braided steel wire and 5th layer braided cotton cord and outer layer molded rubber, synthetic
Maximum Operating Pressure: 5000.0 pounds per square inch
Nominal Thread Size: 0.438 inches 1st end
Seat Angle: 37.0 degrees 1st end
Outer Covering Environmental Protection: abrasion resistant
Inside Surface Condition: smooth
Measuring Method And Length: 96.000 inches nominal working
Special Features: inner conveying tube material-rubber, synthetic
Thread Series Designator: unf 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4720-00-825-7155	No Name Available	01/01/1979

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
1660-4-4S96	Nonmetallic Hose Assembly
212-320-320-4-4S96	Nonmetallic Hose Assembly
212-320-4-4S96	Nonmetallic Hose Assembly
2120606-4-4-4-96.00	Nonmetallic Hose Assembly
300606-4-4-4-96	Nonmetallic Hose Assembly
3010606-4-4-4-96.00	Nonmetallic Hose Assembly
FG1059EEE0966	Nonmetallic Hose Assembly
ST32D22-4-96	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-541-6681?

The FSCG of the NSN 4720-00-541-6681 is 4720

Does NSN 4720-00-541-6681 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 4720-00-541-6681 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-541-6681 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 4720-00-541-6681 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963