National Item Identification Number
01-244-2511
012442511
4720-01-244-2511
4720012442511
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)
43689
43689
43689
53711
53711
Reference Numbers (Part Numbers)
2680-1179
2680-1179 ITEM 31
3140536
501-5589765
501-5589765 ITEM 31
Required Categories
MATERIAL
CROSS-SECTIONAL SHAPE STYLE
INSIDE DIAMETER
Required Description
RUBBER NATURAL SINGLE PLY
B3 ROUND
4.000 INCHES NOMINAL FIRST END