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National Stock Number:
4720-00-135-7957
Federal Supply Class:
4720
National Item Identification Number:
001357957
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:
| 216-55340-1 | 80378 | TRIUMPH AEROSTRUCTURES, LLC | | 5137 | 99135 | FLEXCO, INC | | IT-4449 | 26831 | INDUSTRIAL TUBE CO LLC |
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Techincal Specification:
| MATERIAL | RUBBER SYNTHETIC 1ST PLY | | RUBBER SYNTHETIC 2ND PLY | | STEEL REINFORCING WIRE | | STYLE DESIGNATOR | FULLY CONVOLUTED | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 3.750 INCHES NOMINAL FIRST END | | WALL THICKNESS | 0.040 INCHES NOMINAL | | MEASURING METHOD AND LENGTH | 13.630 INCHES NOMINAL OVERALL | | CONNECTION TYPE | SOFT BOTH ENDS | | CONNECTION STYLE | ROUND BOTH ENDS | | END INSIDE DIAMETER | 3.750 INCHES NOMINAL BOTH ENDS | | END OVERALL LENGTH | 1.750 INCHES NOMINAL BOTH ENDS | | SPECIAL FEATURES | ONE SOFT END WITH A 10 DEGREE BEND |
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