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National Stock Number:
4720-01-497-2646
Federal Supply Class:
4720
National Item Identification Number:
014972646
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:
| M6202823646770 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MIL-PRF-62028 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| CONNECTION TYPE | PLAIN BOTH ENDS | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | EXTERNAL OPERATING PRESSURE | 16.0 POUNDS PER SQUARE INCH | | FEATURES PROVIDED | OZONE RESISTANT AND FUNGUS RESISTANT TREATMENT | | INSIDE DIAMETER | 4.000 INCHES NOMINAL FIRST END | | MEASURING METHOD AND LENGTH | 70.000 INCHES NOMINAL OVERALL | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 3 CLASS | | SPECIAL FEATURES | PROOF PRESSURE 32 PSI,BURST PRESSURE 64 PSI | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
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