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National Stock Number:
4720-01-579-7751
Federal Supply Class:
4720
National Item Identification Number:
015797751
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:
| NAS520-38-11 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | NAS522 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 4.750 INCHES NOMINAL BOTH ENDS | | OUTSIDE DIAMETER | 4.813 INCHES NOMINAL BOTH ENDS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | HOSE, AIR DUCT | | MATERIAL | RUBBER CHLOROPRENE CLASS CR ALL PLIES | | MAXIMUM OPERATING PRESSURE | 20.0 POUNDS PER SQUARE INCH | | MEASURING METHOD AND LENGTH | 2.750 INCHES NOMINAL OVERALL | | WALL THICKNESS | 0.063 INCHES MAXIMUM | | STYLE DESIGNATOR | SLEEVE SECTION | | TEMP RATING | -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT |
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