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National Stock Number:
4720-00-376-6321
Federal Supply Class:
4720
National Item Identification Number:
003766321
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:
| 159-53525-3 | 28298 | SMITH AND SMITH AIRCRAFT CO | | 159-53525-3 | 43999 | THE BOEING COMPANY | | 159-53525-3 | 89372 | ROCKWELL INTERNATIONAL CORP NORTH AMERICAN AIRCRAFT OPNS |
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Techincal Specification:
| MATERIAL | FIBERGLASS AND | | RUBBER CHLOROPRENE CLASS CR ALL PLIES | | STEEL REINFORCING WIRE | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 1.750 INCHES NOMINAL FIRST END | | WALL THICKNESS | 0.083 INCHES NOMINAL | | MEASURING METHOD AND LENGTH | 12.000 INCHES NOMINAL OVERALL | | CONNECTION TYPE | SOFT FIRST END | | CONNECTION STYLE | ROUND FIRST END | | END INSIDE DIAMETER | 1.750 INCHES NOMINAL FIRST END | | END OVERALL LENGTH | 1.500 INCHES NOMINAL FIRST END | | MINIMUM INSIDE BENDING RADIUS | 1.093 INCHES | | HOSE WEIGHT | 3.500 OUNCES PER LINEAR FOOT | | MAXIMUM OPERATING PRESSURE | 25.0 POUNDS PER SQUARE INCH |
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