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National Stock Number:
4720-01-306-6335
Federal Supply Class:
4720
National Item Identification Number:
013066335
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 | COTTON AND | | FIBERGLASS 1ST PLY | | STEEL 2ND PLY | | COTTON AND | | FIBERGLASS 3RD PLY | | FIBERGLASS REINFORCING CORD | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-Y-1140 MIL SPEC SINGLE MATERIAL RESPONSE REINFORCING CORD | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 1.750 INCHES NOMINAL FIRST END | | WALL THICKNESS | 0.020 INCHES MINIMUM AND | | 0.040 INCHES MAXIMUM | | MEASURING METHOD AND LENGTH | 34.000 INCHES NOMINAL OVERALL | | CONNECTION TYPE | SOFT FIRST END | | SOFT SECOND END | | END OVERALL LENGTH | 1.500 INCHES NOMINAL FIRST END | | 1.500 INCHES NOMINAL SECOND END | | MINIMUM INSIDE BENDING RADIUS | 1.750 INCHES | | MAXIMUM OPERATING PRESSURE | 12.0 POUNDS PER SQUARE INCH |
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