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National Stock Number:
4720-01-165-3904
Federal Supply Class:
4720
National Item Identification Number:
011653904
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:
| 11438902 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 11438902 | 7S645 | GEORGIA RUBBER AND SUPPLY CO |
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Techincal Specification:
| MATERIAL | FIBERGLASS 1ST PLY | | FIBERGLASS AND | | RUBBER CHLOROPRENE CLASS CR REINFORCING CORD | | STEEL REINFORCING WIRE | | FIBERGLASS LINER | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 4.500 INCHES NOMINAL FIRST END | | MEASURING METHOD AND LENGTH | 7.500 INCHES NOMINAL OVERALL | | CONNECTION TYPE | PLAIN BOTH ENDS | | CONNECTION STYLE | ROUND BOTH ENDS | | END INSIDE DIAMETER | 4.500 INCHES NOMINAL BOTH ENDS | | END OVERALL LENGTH | 2.500 INCHES NOMINAL BOTH ENDS | | MAXIMUM OPERATING PRESSURE | 10.0 POUNDS PER SQUARE INCH |
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