2540-01-390-5711 VENTILATOR,AIR CIRCULATING Index 4720-01-390-5713 HOSE,NONMETALLIC

National Stock Number:
4720-01-390-5712

Federal Supply Class:
4720

National Item Identification Number:
013905712

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.


Manufacturer Information:
7D010588277THE BOEING COMPANY
7D0105H16-32B88277THE BOEING COMPANY
DOU10703200360616632FLEXFAB LLC
IT-5037H16-32B26831INDUSTRIAL TUBE CO LLC


Techincal Specification:
MATERIALFIBERGLASS 1ST PLY
FIBERGLASS REINFORCING CORD
STEEL REINFORCING WIRE
STYLE DESIGNATORHELICALLY WOUND CONTINOUS WIRE SUPPORTED
CROSS-SECTIONAL SHAPE STYLEROUND
INSIDE DIAMETER4.000 INCHES NOMINAL FIRST END
WALL THICKNESS0.050 INCHES NOMINAL
MEASURING METHOD AND LENGTH7.500 INCHES NOMINAL OVERALL
CONNECTION TYPESOFT BOTH ENDS
CONNECTION STYLEROUND BOTH ENDS
END INSIDE DIAMETER4.000 INCHES NOMINAL BOTH ENDS
END OVERALL LENGTH1.500 INCHES NOMINAL BOTH ENDS
MAXIMUM OPERATING PRESSURE12.0 POUNDS PER SQUARE INCH


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