National Item Identification Number
01-504-9931
015049931
4720-01-504-9931
4720015049931
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)
30003
Reference Numbers (Part Numbers)
1698AS256
Required Categories
CROSS-SECTIONAL SHAPE STYLE
INSIDE DIAMETER
MEASURING METHOD AND LENGTH
CONNE
Required Description
B3 ROUND
5.000 INCHES NOMINAL FIRST END
38.750 INCHES NOMINAL OVERALL
PLAIN B