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National Stock Number:
4720-01-106-7975
Federal Supply Class:
4720
National Item Identification Number:
011067975
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:
| 12297329 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| MATERIAL | FIBERGLASS AND | | RUBBER CHLOROPRENE CLASS CR 1ST PLY | | STEEL REINFORCING WIRE | | FIBERGLASS AND | | RUBBER CHLOROPRENE CLASS CR COVER | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-H-62028, TYPE 3, CLASS 3 MIL SPEC ALL MATERIAL RESPONSES ALL PLIES | | STYLE DESIGNATOR | FULLY CONVOLUTED | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | INSIDE WIDTH | 1.500 INCHES NOMINAL FIRST END | | INSIDE LENGTH | 5.500 INCHES NOMINAL FIRST END | | MEASURING METHOD AND LENGTH | 3.500 INCHES NOMINAL OVERALL | | CONNECTION TYPE | PREFORMED BOTH ENDS | | CONNECTION STYLE | RECTANGULAR BOTH ENDS | | END INSIDE WIDTH | 1.500 INCHES NOMINAL BOTH ENDS | | END INSIDE LENGTH | 5.500 INCHES NOMINAL BOTH ENDS | | END OVERALL LENGTH | 1.250 INCHES NOMINAL BOTH ENDS | | MAXIMUM OPERATING PRESSURE | 16.0 POUNDS PER SQUARE INCH | | EXTERNAL OPERATING PRESSURE | 5.0 POUNDS PER SQUARE INCH | | FEATURES PROVIDED | OZONE RESISTANT |
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