666875

View detailed technical data, stock status, and sourcing information for: 666875
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-042-0921

Item Name Code

11116

Assigment Date

05/15/1968 (58 years ago)

A flexible, tubular item of light wall construction. It must have single or multiple layers of nonmetallic material, but may contain metal wire reinforcement, foil type liner, and/or woven or braided cover. It is designed to convey under low pressure gaseous material, such as air and fumes, and light weight solid materials, such as dust, powders, and fibers. For items with couplings, see hose assembly, air duct. For items of sleeve section design rated for high pressure use, see sleeve, seal, coupling. Excludes:hose, nonmetallic.

0.750 inches nominal first end end overall length, 0.600 inches nominal first end inside diameter, round first end connection style, soft first end connection type, 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
Inside Diameter: 0.600 inches nominal first end
End Overall Length: 0.750 inches nominal first end
Connection Style: round first end
Connection Type: soft first end
End Inside Diameter: 0.600 inches nominal first end
Measuring Method And Length: 16.000 inches nominal overall
Style Designator: helically wound continous wire supported

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
666875	Air Duct Hose
FT-3756	Air Duct Hose
FT-3756-1	Air Duct Hose

FAQs

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

What is the FSCG of the NSN 4720-00-042-0921?

The FSCG of the NSN 4720-00-042-0921 is 4720

Does NSN 4720-00-042-0921 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 4720-00-042-0921 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-00-042-0921 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 4720-00-042-0921 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, May 15, 1968