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National Stock Number:
4720-00-980-8971
Federal Supply Class:
4720
National Item Identification Number:
009808971
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:
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Techincal Specification:
| MATERIAL | RUBBER SYNTHETIC 1ST PLY | | STEEL REINFORCING WIRE | | RUBBER SYNTHETIC COVER | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 2.188 INCHES NOMINAL FIRST END | | WALL THICKNESS | 0.344 INCHES NOMINAL | | MEASURING METHOD AND LENGTH | 20.250 INCHES NOMINAL OVERALL | | CONNECTION TYPE | PREFORMED BOTH ENDS | | CONNECTION STYLE | ROUND BOTH ENDS | | END INSIDE DIAMETER | 2.188 INCHES NOMINAL BOTH ENDS | | END OVERALL LENGTH | 2.250 INCHES NOMINAL BOTH ENDS |
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