4720-01-031-1097

Find complete technical information, availability, and procurement data for: 4720-01-031-1097
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-031-1097

Item Name Code

18451

Assigment Date

11/19/1976 (49 years ago)

A length of hose, air duct with couplings on one or both ends. Excludes:items which include a branch hose or fork hose, hose assembly, nonmetallic.

0.550 inches maximum wall thickness, 7.900 inches nominal first end inside diameter, coupling first end connection type, 2.750 inches nominal overall measuring method and length, round cross-sectional shape style

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
Wall Thickness: 0.550 inches maximum
Inside Diameter: 7.900 inches nominal first end
Connection Type: coupling first end
Measuring Method And Length: 2.750 inches nominal overall
Coupling Style: plain flange first end
Material: fiberglass 1st ply
Material: fiberglass 2nd ply
Material: fiberglass 3rd ply
Material: fiberglass 4th ply
Material: steel cover
Style Designator: fully convoluted w/ wire rings between convolutions

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
BE661-6	Air Duct Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-031-1097?

The FSCG of the NSN 4720-01-031-1097 is 4720

Does the NSN 4720-01-031-1097 have a Schedule B code assigned?

Yes, the Schedule B code is 8415909000

Does NSN 4720-01-031-1097 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 4720-01-031-1097 contain precious materials?

Precious metal content is unknown

Does NSN 4720-01-031-1097 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 4720-01-031-1097 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, Nov 19, 1976