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National Stock Number:
4720-00-176-9565
Federal Supply Class:
4720
National Item Identification Number:
001769565
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:
| AD888B33-12 | 21861 | FOLLETT CORP | | AD888B33-12 | 21868 | HBD INDUSTRIES, INC | | BE922B33-12 | 05399 | BEMCO, INC | | SF25-154B33-12 | 16357 | ROYAL ENGINEERED COMPOSITES, INC. | | STSPH201B33-12 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| CONNECTION TYPE | PLAIN BOTH ENDS | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 8.250 INCHES NOMINAL FIRST END | | MATERIAL | COTTON 1ST PLY | | MATERIAL | PLASTIC POLYAMIDE 2ND PLY | | MATERIAL | RUBBER SILICONE CLASS Q 3RD PLY | | MAXIMUM OPERATING PRESSURE | 3.0 POUNDS PER SQUARE INCH | | MEASURING METHOD AND LENGTH | 3.000 INCHES NOMINAL OVERALL | | WALL THICKNESS | 0.040 INCHES NOMINAL | | STYLE DESIGNATOR | SLEEVE SECTION |
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