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National Stock Number:
4720-00-725-4485
Federal Supply Class:
4720
National Item Identification Number:
007254485
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:
| 179710-3 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| MATERIAL | RUBBER SYNTHETIC AND | | FIBERGLASS 1ST PLY | | RUBBER SYNTHETIC 2ND PLY | | STEEL REINFORCING WIRE | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 4.500 INCHES NOMINAL FIRST END | | WALL THICKNESS | 0.030 INCHES NOMINAL | | MEASURING METHOD AND LENGTH | 13.000 INCHES NOMINAL OVERALL | | CONNECTION TYPE | PREFORMED FIRST END | | CONNECTION STYLE | ROUND FIRST END | | END INSIDE DIAMETER | 4.500 INCHES NOMINAL FIRST END | | END OVERALL LENGTH | 1.500 INCHES NOMINAL FIRST END | | MINIMUM INSIDE BENDING RADIUS | 2.250 INCHES | | HOSE WEIGHT | 11.250 OUNCES PER LINEAR FOOT | | MAXIMUM OPERATING PRESSURE | 12.0 POUNDS PER SQUARE INCH | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 98897 | | DESIGN CONTROL REFERENCE | 179710-3 |
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