4720-01-073-5871, HOSE,AIR DUCT

National Stock Number:
4720-01-073-5871

Federal Supply Class:
4720

National Item Identification Number:
010735871

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:

BACD40A	81205	THE BOEING COMPANY
BACD40A08-099-5A12B	81205	THE BOEING COMPANY
BACD40A8-99-5A12B	81205	THE BOEING COMPANY

Techincal Specification:

END INSIDE DIAMETER	2.000 INCHES NOMINAL SECOND END
CONNECTION TYPE	SOFT SECOND END
CONNECTION STYLE	ROUND SECOND END
CONNECTION TYPE	PLAIN FIRST END
CROSS-SECTIONAL SHAPE STYLE	ROUND
END OVERALL LENGTH	1.250 INCHES NOMINAL SECOND END
EXTERNAL OPERATING PRESSURE	4.5 POUNDS PER SQUARE INCH
INSIDE DIAMETER	2.000 INCHES NOMINAL FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-Y-1140 MIL SPEC SINGLE MATERIAL RESPONSE REINFORCING CORD
MATERIAL	COTTON AND FIBERGLASS 1ST PLY
MATERIAL	COTTON AND FIBERGLASS 3RD PLY
MATERIAL	FIBERGLASS REINFORCING CORD
MATERIAL	STEEL 2ND PLY
MAXIMUM OPERATING PRESSURE	4.0 POUNDS PER SQUARE INCH
MEASURING METHOD AND LENGTH	26.000 INCHES NOMINAL OVERALL
MINIMUM INSIDE BENDING RADIUS	2.000 INCHES
NONDEFINITIVE SPEC/STD DATA	2 CLASS AND B GRADE AND 2 TYPE
SPECIFICATION/STANDARD DATA	81205-BACD40A MANUFACTURERS STANDARD
WALL THICKNESS	0.010 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
STYLE DESIGNATOR	HELICALLY WOUND CONTINOUS WIRE SUPPORTED

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