4720-00-270-0398

Find complete technical information, availability, and procurement data for: 4720-00-270-0398
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-270-0398

Item Name Code

20311

Assigment Date

07/22/1973 (53 years ago)

A length of tubing, straight, or prebent to a predetermined angle, with added component(s) that forms an end connection on one or both ends. For flexible tube assemblies, see hose assembly (as modified). For items having perforations in the tubing or attachments, see tube assembly, fire extinguishing system. Excludes:items having integral preformed or plain ends, tube, bent (as modified), and items which are branched or forked.

round cross-sectional shape style, 3b 1st end thread class, right-hand 1st end thread direction, 0.625 inches nominal inside diameter, -65.0 fahrenheit and 250.0 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: 3b 1st end
Thread Direction: right-hand 1st end
Inside Diameter: 0.625 inches nominal
Temp Rating: -65.0 fahrenheit and 250.0 fahrenheit single response
Outside Diameter: 1.078 inches nominal
Connection Style: swivel nut flare 1st end
End Connection Design: straight 1st end
Connection Type: threaded internal tube 1st end
Thread Quantity Per Inch: 12 1st end
Burst Test Pressure: 6000.0 pounds per square inch
Layer Composition And Location: 2nd layer helix corrosion resistant steel coil and outer layer rubber impregnated braided cotton cord and 1st layer braided cotton cord
Maximum Operating Pressure: 1500.0 pounds per square inch
Nominal Thread Size: 1.062 inches 1st end
Seat Angle: 37.0 degrees 1st end
Hydrostatic Test Pressure: 3000.0 pounds per square inch
Inside Surface Condition: smooth
Measuring Method And Length: 18.750 inches nominal working
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
360-12DW183-4	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-270-0398?

The FSCG of the NSN 4720-00-270-0398 is 4720

Does NSN 4720-00-270-0398 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 4720-00-270-0398 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-270-0398 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 4720-00-270-0398 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Jul 22, 1973