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National Stock Number:
4720-01-216-2322
Federal Supply Class:
4720
National Item Identification Number:
012162322
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:
| 21A18-05C45-6 | 14711 | RSA ENGINEERED PRODUCTS, LLC | | 21A18-05C45-6 | 60980 | MEGGITT OREGON INC | | LE271-0105 | 43999 | THE BOEING COMPANY | | LE271-0105-0633 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| MATERIAL | FIBERGLASS AND | | RUBBER SILICONE CLASS Q 1ST PLY | | FIBERGLASS AND | | RUBBER SILICONE CLASS Q 2ND PLY | | STEEL AND | | COPPER ALLOY REINFORCING WIRE | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 1.250 INCHES NOMINAL FIRST END | | WALL THICKNESS | 0.060 INCHES NOMINAL | | MEASURING METHOD AND LENGTH | 11.250 INCHES NOMINAL OVERALL | | CONNECTION TYPE | PREFORMED BOTH ENDS | | CONNECTION STYLE | ROUND BOTH ENDS | | END INSIDE DIAMETER | 1.250 INCHES NOMINAL BOTH ENDS | | END OVERALL LENGTH | 1.500 INCHES NOMINAL BOTH ENDS | | MINIMUM INSIDE BENDING RADIUS | 1.250 INCHES | | MAXIMUM OPERATING PRESSURE | 40.0 POUNDS PER SQUARE INCH | | EXTERNAL OPERATING PRESSURE | 2.0 POUNDS PER SQUARE INCH | | FEATURES PROVIDED | OZONE RESISTANT |
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