NSN 4720-01-221-5351

Part Details | AIR DUCT HOSE

4720-01-221-5351 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: 118333, 11833-3, 11833, 118333, 11833-3, 11833, TBD, FLX100185002608, 118333, 11833-3, 4720-01-221-5351, 01-221-5351, 4720012215351, 012215351

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47NOV 29, 198501-221-535111116 ( HOSE, AIR DUCT )
REFERENCE DRAWINGS & PICTURES

ROUND

SLEEVE SECTION

Cross Reference | NSN 4720-01-221-5351
Part Number Cage Code Manufacturer
11833-35RQL2DRS ENVIRONMENTAL SYSTEMS, INC.DBA D R S
118335RQL2DRS ENVIRONMENTAL SYSTEMS, INC.DBA D R S
11833-390598ENGINEERED AIR SYSTEMS INC.DBA DRS SUSTAINMENT SYSTEMS
1183390598ENGINEERED AIR SYSTEMS INC.DBA DRS SUSTAINMENT SYSTEMS
TBD81518FLEXAUST INCDBA FLEXAUST
FLX10018500260816632FLEXFAB, LLC
11833-392878HDT EXPEDITIONARY SYSTEMS, INC.
Technical Data | NSN 4720-01-221-5351
Characteristic Specifications
STYLE DESIGNATOR SLEEVE SECTION
CROSS-SECTIONAL SHAPE STYLE ROUND
MEASURING METHOD AND LENGTHRL6.500 INCHES NOMINAL
MAXIMUM OPERATING PRESSURE4.0 POUNDS PER SQUARE INCH
EXTERNAL OPERATING PRESSURE0.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED FUNGUS RESISTANT TREATMENT
SPECIAL FEATURESAMBIENT OPERATING RANGE: FROM 0 DEG. F TO 140 DEG. F; ALSO,STORED AT: -65 DEG. F TO +160 DEG. F. ENVIRONMENTAL EXPOSURE: 1) THE FLEXIBLE DUCT SHALL BE CAPABLE OF CONFORMING TO ALL REQUIREMENTS SPECIFIED HEREIN AFTER EXPOSURE TO THE FOLLOWING ENVIRONMENTAL CONDITIONS: A) AMBIENT TEMPERATURE OF -65 DEG. F TO +160 DEG. F. B) RADIANT ENERGY AS FOUND UNDER NATURAL CONDITIONS. C) SALT SPRAY AS MAY BE ENCOUNTERED IN SALT-SEA ATMOSPHERE. D) FUNGUS GROWTH AS MAY BE ENCOUNTERED INTROPICAL CLIMATE. E) RAINFALL AS ENCOUNTERED IN ANY LOCATE. F) SAND AND DUSTAS MAY BE ENCOUNTERED IN DESERT AREAS.
END ITEM IDENTIFICATION4120-01-154-9127( TYPE MA-3,MODEL MAD-3D ). T.O.35E9-9-64 F.6 I.83