NSN 4720-00-021-8371

Part Details | AIR DUCT HOSE

4720-00-021-8371 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.

Alternate Parts: 712276, 712276, 86D24594, 3A94105101, 3A94105-101, 4720-00-021-8371, 00-021-8371, 4720000218371, 000218371

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196100-021-837111116 ( HOSE, AIR DUCT )
REFERENCE DRAWINGS & PICTURES

ROUND

HOSE,AIR DUCT | 4720-00-021-8371, 000218371

BOX SECTION

HOSE,AIR DUCT | 4720-00-021-8371, 000218371
Cross Reference | NSN 4720-00-021-8371
Part Number Cage Code Manufacturer
71227670167AIR CRUISERS COMPANY, LLC
71227670628ARROWHEAD PRODUCTS CORPORATION
86D2459478741HITCO CARBON COMPOSITES, INC.
3A94105-10198897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
Technical Data | NSN 4720-00-021-8371
Characteristic Specifications
STYLE DESIGNATOR BOX SECTION
CROSS-SECTIONAL SHAPE STYLE ROUND
MEASURING METHOD AND LENGTHRL4.000 INCHES NOMINAL
MAXIMUM OPERATING PRESSURE10.0 POUNDS PER SQUARE INCH