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National Stock Number:
4720-01-583-1354
Federal Supply Class:
4720
National Item Identification Number:
015831354
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:
| NAS1369 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | NAS1375A12CH034 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | NAS1375A12CH034 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| END INSIDE DIAMETER | 3.000 INCHES MAXIMUM BOTH ENDS | | CONNECTION TYPE | SOFT BOTH ENDS | | CONNECTION STYLE | ROUND BOTH ENDS | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | END OVERALL LENGTH | 1.250 INCHES NOMINAL BOTH ENDS | | INSIDE DIAMETER | 3.000 INCHES NOMINAL BOTH ENDS | | OPERATING PRESSURE | 10.0 POUNDS PER SQUARE INCH (PSI) NOMINAL EXTERNAL | | OUTSIDE DIAMETER | 3.300 INCHES MAXIMUM BOTH ENDS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | DUCT-AIR, FLEXIBLE, HELIX WIRE SUPPORTED | | MATERIAL | FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR ALL PLIES | | MATERIAL | FIBERGLASS REINFORCING CORD | | MATERIAL | STEEL REINFORCING WIRE | | MEASURING METHOD AND LENGTH | 11.000 INCHES NOMINAL OVERALL | | MINIMUM INSIDE BENDING RADIUS | 9.000 INCHES | | SPECIAL FEATURES | 3 PLIES IN THE WALL; 35 PSI INTERNAL PRESSURE | | WALL THICKNESS | 0.080 INCHES MAXIMUM | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED | | TEMP RATING | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT |
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