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National Stock Number:
4720-01-464-5404
Federal Supply Class:
4720
National Item Identification Number:
014645404
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 | | NAS1370B05SB018 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| MATERIAL | FIBERGLASS ALL PLIES | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 1.250 INCHES NOMINAL FIRST END | | MEASURING METHOD AND LENGTH | 18.000 INCHES NOMINAL OVERALL | | CONNECTION TYPE | PLAIN BOTH ENDS | | MAXIMUM OPERATING PRESSURE | 4.0 POUNDS PER SQUARE INCH | | EXTERNAL OPERATING PRESSURE | 4.5 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | FIBERGLASS IMPREGNATED WITH SILICONE RUBBER; SPRING STEEL HELIX AND FIBERGLASS CORDAGE; ENDS SAME AS BODY WITH WIRE AND CORDAGE; CAN COMPRESS TO 75 PERCENT OF LENGTH FOR INSTALLATION; LEAKAGE .01; WALL THICKNESS OF ENDS IN INCHES 0.050 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | DUCT-AIR, FLEXIBLE, HELIX WIRE SUPPORTED |
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