4720-01-465-7103, HOSE,AIR DUCT

5935-01-465-7104 CONNECTOR,RECEPTACLE,ELECTRICAL

National Stock Number:
4720-01-465-7103

Federal Supply Class:
4720

National Item Identification Number:
014657103

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:

NAS1369	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NAS1370-1379	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NAS1377A12SM024	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

Techincal Specification:

MATERIAL	STEEL AND
	COPPER ALLOY 1ST PLY
	RUBBER SILICONE CLASS Q 2ND PLY
	FIBERGLASS AND
	RUBBER SILICONE CLASS Q 3RD PLY
	RUBBER SILICONE CLASS Q 4TH PLY
	FIBERGLASS 5TH PLY
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-Y-1140 MIL STD 5TH MATERIAL RESPONSE 5TH PLY
STYLE DESIGNATOR	HELICALLY WOUND CONTINOUS WIRE SUPPORTED
CROSS-SECTIONAL SHAPE STYLE	ROUND
INSIDE DIAMETER	3.000 INCHES NOMINAL FIRST END
WALL THICKNESS	0.060 INCHES NOMINAL
MEASURING METHOD AND LENGTH	6.000 INCHES NOMINAL OVERALL
CONNECTION TYPE	SOFT BOTH ENDS
CONNECTION STYLE	ROUND BOTH ENDS
END INSIDE DIAMETER	3.000 INCHES NOMINAL BOTH ENDS
END OVERALL LENGTH	1.750 INCHES NOMINAL BOTH ENDS
MINIMUM INSIDE BENDING RADIUS	9.000 INCHES
MAXIMUM OPERATING PRESSURE	50.0 POUNDS PER SQUARE INCH
EXTERNAL OPERATING PRESSURE	12.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES	MATERIAL IS FIBERGLASS (IMPREGNANT IS SILICONE RUBBER) WITH INTERNAL REINFORCEMENT (WIRE HELIX, SPRING STEEL, BRONZE PLATED) AND EXTERNAL FIBERGLASS CORDAGE
SPECIFICATION/STANDARD DATA	NAS1370-1379 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
PART NAME ASSIGNED BY CONTROLLING AGENCY	DUCT-AIR, FLEXIBLE, HELIX WIRE SUPPORTED

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