4720-00-138-1840

Find complete technical information, availability, and procurement data for: 4720-00-138-1840
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-138-1840

Item Name Code

17972

Assigment Date

07/24/1971 (55 years ago)

A length of metallic hose with fittings on one or both ends. For items without fittings, see hose, metallic. Excludes:conduit, electrical; conduit assembly, electrical; casing, flexible control; and casing, flexible shaft assembly.

round cross-sectional shape style, 0.675 inches nominal inside diameter, helical close-pitch corrugated inner conveying tube style, 0.844 inches nominal outside diameter, right-hand 1st end thread direction

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: 0.675 inches nominal
Outside Diameter: 0.844 inches nominal
Inner Conveying Tube Style: helical close-pitch corrugated
Exterior Color: red
Connection Style: swivel nut, gasket seal 1st end
End Connection Design: straight 1st end
Connection Type: threaded internal hose 1st end
Features Provided: identical ends
Nominal Thread Size: 0.750 inches 1st end
Measuring Method And Length: 18.625 inches nominal overall
Media For Which Designed: water single response
Thread Series Designator: npsh 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
42A16996	Metallic Hose Assembly
42G16996	Metallic Hose Assembly
42K16996	Metallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-138-1840?

The FSCG of the NSN 4720-00-138-1840 is 4720

Does the NSN 4720-00-138-1840 have a Schedule B code assigned?

Yes, the Schedule B code is 7411295000

Does NSN 4720-00-138-1840 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 4720-00-138-1840 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-138-1840 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 4720-00-138-1840 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Sat, Jul 24, 1971