National Item Identification Number

00-298-7530
002987530
4720-00-298-7530
4720002987530

National Stock Number

Item Name

HOSE,AIR DUCT

Federal Supply Class

4720

Description

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.

Commercial and Government Entity Code (Supplier Data)

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70628

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70628

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Reference Numbers (Part Numbers)

710043-4-25-18
710043-425-18

Required Categories

MATERIAL
STYLE DESIGNATOR
CROSS-SECTIONAL SHAPE STYLE
INSIDE DIAMETER
MEASUR

Required Description

RUBBER SILICONE CLASS Q SINGLE PLY
A5 SLEEVE SECTION
B3 ROUND
4.250 INCHES NO