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National Stock Number:
4720-01-435-9508
Federal Supply Class:
4720
National Item Identification Number:
014359508
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:
| M22706-DS-25 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| END INSIDE DIAMETER | 3.500 INCHES NOMINAL BOTH ENDS | | CONNECTION TYPE | PREFORMED BOTH ENDS | | CONNECTION STYLE | ROUND BOTH ENDS | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | END OVERALL LENGTH | 5.000 INCHES NOMINAL BOTH ENDS | | INSIDE DIAMETER | 3.500 INCHES NOMINAL FIRST END | | MATERIAL | COTTON SECOND PLY | | MATERIAL | RUBBER SILICONE CLASS Q FIRST PLY | | MEASURING METHOD AND LENGTH | 300.000 INCHES NOMINAL OVERALL | | STYLE DESIGNATOR | FULLY CONVOLUTED W/ WIRE RINGS BETWEEN CONVOLUTIONS | | WALL THICKNESS | 0.025 INCHES NOMINAL |
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