WC033-3.50-148-6

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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-037-1738

Item Name Code

11116

Assigment Date

03/14/1977 (49 years ago)

A flexible, tubular item of odorless 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 air or oxygen for breathing purposes. For items with couplings and/or a communication cable, see hose assebmly, air breathing. Excludes:hose, nonmetallic.

round cross-sectional shape style, 1.750 inches minimum inside bending radius, 3.500 inches nominal first end inside diameter, 1.500 inches nominal first end end overall length, round first end connection 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: 3.500 inches nominal first end
Minimum Inside Bending Radius: 1.750 inches
End Overall Length: 1.500 inches nominal first end
Connection Style: round first end
Connection Type: soft first end
End Inside Diameter: 3.500 inches nominal first end
Maximum Operating Pressure: 16.0 pounds per square inch
Material: steel 4th ply
Material Document And Classification: qq-w-423,form 1,comp 302,cond 3 fed spec single material response 2nd ply
Style Designator: helically wound continous wire supported
Specification/Standard Data: 81349-mil-h-8796 government specification
Nondefinitive Spec/Std Data: 2 type and 2 class

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
26727C52-1096	Air Duct Hose
C52-1096-5	Air Duct Hose
CEETS14-148-6	Air Duct Hose
FLX100128014806	Air Duct Hose
GD10A14C74	Air Duct Hose
WC033-3.50-148-6	Air Duct Hose

FAQs

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

What is the FSCG of the NSN 4720-01-037-1738?

The FSCG of the NSN 4720-01-037-1738 is 4720

Does NSN 4720-01-037-1738 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 4720-01-037-1738 contain precious materials?

Precious metal content is unknown

Does NSN 4720-01-037-1738 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 4720-01-037-1738 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Mon, Mar 14, 1977