4720-01-535-3749

Find complete technical information, availability, and procurement data for: 4720-01-535-3749
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-535-3749

Item Name Code

11116

Assigment Date

11/28/2005 (20 years ago)

A nonpositive displacement mechanical device with guide vanes and having an axial fan impeller(s) inclosed within a tubular housing. It is designed primarily for duct installation to move air or gas axially over a wide range of volumes and pressures.

0.060 inches nominal wall thickness, 1.250 inches nominal both ends end overall length, 1.000 inches nominal first end inside diameter, b-1b aircraft end item identification, 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: 0.060 inches nominal
Inside Diameter: 1.000 inches nominal first end
End Item Identification: b-1b aircraft
End Overall Length: 1.250 inches nominal both ends
Connection Style: round both ends
Connection Type: soft both ends
End Inside Diameter: 1.000 inches nominal both ends
Maximum Operating Pressure: 65.0 pounds per square inch
Measuring Method And Length: 4.750 inches nominal overall
Part Name Assigned By Controlling Agency: hose, air duct-helically convoluted, wire wound, 1.00 i.d.
Material: fiberglass and rubber silicone class q 1st ply
Material: fiberglass and rubber silicone class q 2nd ply
Material: steel reinforcing wire
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
21A18-04C29-5	Air Duct Hose
LE271-0104-0519	Air Duct Hose

FAQs

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

What is the FSCG of the NSN 4720-01-535-3749?

The FSCG of the NSN 4720-01-535-3749 is 4720

Does NSN 4720-01-535-3749 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4720-01-535-3749 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-535-3749 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 4720-01-535-3749 was assigned to the Federal Catalog?

It was assigned 20 years ago, on Mon, Nov 28, 2005