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National Stock Number:
4720-00-528-2627
Federal Supply Class:
4720
National Item Identification Number:
005282627
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:
| 10-1644-4 | 81205 | THE BOEING COMPANY | | AD644-4 | 21868 | HBD INDUSTRIES, INC |
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Techincal Specification:
| MATERIAL | FIBERGLASS AND | | RUBBER CHLOROPRENE CLASS CR 1ST PLY | | FIBERGLASS AND | | RUBBER CHLOROPRENE CLASS CR 2ND PLY | | STYLE DESIGNATOR | FULLY CONVOLUTED | | CROSS-SECTIONAL SHAPE STYLE | OVAL | | INSIDE WIDTH | 3.500 INCHES NOMINAL FIRST END | | INSIDE LENGTH | 6.500 INCHES NOMINAL FIRST END | | WALL THICKNESS | 0.460 INCHES NOMINAL | | MEASURING METHOD AND LENGTH | 5.625 INCHES NOMINAL OVERALL | | CONNECTION TYPE | SOFT BOTH ENDS | | CONNECTION STYLE | OVAL BOTH ENDS | | END INSIDE WIDTH | 3.500 INCHES NOMINAL BOTH ENDS | | END INSIDE LENGTH | 6.500 INCHES NOMINAL BOTH ENDS | | END OVERALL LENGTH | 1.250 INCHES NOMINAL BOTH ENDS | | MINIMUM INSIDE BENDING RADIUS | 5.000 INCHES | | MAXIMUM OPERATING PRESSURE | 4.0 POUNDS PER SQUARE INCH | | FEATURES PROVIDED | OZONE RESISTANT | | TEST DATA DOCUMENT | 81205-BMS 8-17, FORM 1, TYPE 2, GRADE B, CLASS 2 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
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