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National Stock Number:
4720-01-082-9047
Federal Supply Class:
4720
National Item Identification Number:
010829047
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:
| 12283002 | 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 | | RUBBER CHLOROPRENE CLASS CR 2ND PLY | | STEEL REINFORCING WIRE | | FIBERGLASS AND | | RUBBER CHLOROPRENE CLASS CR COVER | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 2.030 INCHES NOMINAL FIRST END | | WALL THICKNESS | 0.190 INCHES NOMINAL | | MEASURING METHOD AND LENGTH | 33.000 INCHES NOMINAL OVERALL | | CONNECTION TYPE | PLAIN BOTH ENDS | | MAXIMUM OPERATING PRESSURE | 16.0 POUNDS PER SQUARE INCH | | EXTERNAL OPERATING PRESSURE | 5.0 POUNDS PER SQUARE INCH | | FEATURES PROVIDED | OZONE RESISTANT | | SPECIFICATION/STANDARD DATA | 81349-MIL-H-62028 GOVERNMENT SPECIFICATION | | NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND | | 3 CLASS |
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