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National Stock Number:
4720-01-031-6979
Federal Supply Class:
4720
National Item Identification Number:
010316979
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:
| NAS1379A16SA047 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
| MATERIAL | FIBERGLASS AND | | RUBBER SILICONE CLASS Q ALL PLIES | | FIBERGLASS REINFORCING CORD | | STEEL REINFORCING WIRE | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 4.000 INCHES NOMINAL FIRST END | | WALL THICKNESS | 0.065 INCHES MAXIMUM | | MEASURING METHOD AND LENGTH | 13.938 INCHES NOMINAL OVERALL | | CONNECTION TYPE | SOFT FIRST END | | CONNECTION STYLE | ROUND FIRST END | | END INSIDE DIAMETER | 4.000 INCHES NOMINAL BOTH ENDS | | END OVERALL LENGTH | 1.250 INCHES NOMINAL FIRST END | | MINIMUM INSIDE BENDING RADIUS | 4.000 INCHES | | MAXIMUM OPERATING PRESSURE | 4.0 POUNDS PER SQUARE INCH | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 97499 | | DESIGN CONTROL REFERENCE | NAS1379A16SA047 |
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