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National Stock Number:
4720-01-308-1776
Federal Supply Class:
4720
National Item Identification Number:
013081776
Description:
HOSE,AIR DUCT
Detail:
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.
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Manufacturer Information:
| 21A29 | 14711 | RSA ENGINEERED PRODUCTS, LLC | | LE261-0107 | 43999 | THE BOEING COMPANY | | SF-28-153-0003 | 16357 | ROYAL ENGINEERED COMPOSITES, INC. | | LE261-0107-0003 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| MATERIAL | FIBERGLASS AND | | RUBBER SILICONE CLASS Q SINGLE PLY | | STYLE DESIGNATOR | SLEEVE SECTION | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 2.620 INCHES NOMINAL FIRST END | | WALL THICKNESS | 0.063 INCHES NOMINAL | | MEASURING METHOD AND LENGTH | 1.900 INCHES NOMINAL OVERALL | | CONNECTION TYPE | PLAIN BOTH ENDS | | SPECIAL FEATURES | TITANIUM RING CONNECTED AT ONE END OF DUCT BY 6 MOUNTING HOLES 5/16 IN. DIA,USED ON ROCKWELL CORP. B-1B AIRCRAFT |
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