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National Stock Number:
4720-00-023-7139
Federal Supply Class:
4720
National Item Identification Number:
000237139
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:
| 750686-3 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| CONNECTION TYPE | PLAIN FIRST END | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | FEATURES PROVIDED | OZONE RESISTANT | | HOSE WEIGHT | 4.000 OUNCES PER LINEAR FOOT | | INSIDE LENGTH | 7.060 INCHES NOMINAL FIRST END | | INSIDE WIDTH | 1.310 INCHES NOMINAL FIRST END | | MATERIAL | FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR SINGLE PLY | | MAXIMUM OPERATING PRESSURE | 15.0 POUNDS PER SQUARE INCH | | MEASURING METHOD AND LENGTH | 3.030 INCHES NOMINAL OVERALL | | MINIMUM INSIDE BENDING RADIUS | 1.500 INCHES | | WALL THICKNESS | 0.060 INCHES NOMINAL | | STYLE DESIGNATOR | FULLY CONVOLUTED |
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