4720-00-555-2977 HOSE,AIR DUCT Index 4130-00-555-2990 FILTER ELEMENT,AIR CONDITIONING

National Stock Number:
4720-00-555-2983

Federal Supply Class:
4720

National Item Identification Number:
005552983

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:
450A8200137-01338597LOCKHEED MARTIN CORPORATION
CEETS-8-16021868HBD INDUSTRIES, INC
FLEXFLYTE L-130299FLEXIBLE TECHNOLOGIES INC
FT-23430299FLEXIBLE TECHNOLOGIES INC
FT-234-8-16030299FLEXIBLE TECHNOLOGIES INC
MIL-H-879681349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SAE-AS87960U583SAE INTERNATIONAL


Techincal Specification:
MATERIALFIBERGLASS 3RD PLY AND RUBBER CHLOROPRENE CLASS CR 3RD PLY
MATERIALSTEEL CORROSION RESISTING REINFORCING WIRE
MAXIMUM OPERATING PRESSURE16.0 POUNDS PER SQUARE INCH
PROPRIETARY CHARACTERISTICSPACS
MEASURING METHOD AND LENGTH80.000 INCHES NOMINAL OVERALL
MINIMUM INSIDE BENDING RADIUS2.000 INCHES
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 2 CLASS
SPECIFICATION/STANDARD DATA81349-MIL-H-8796 GOVERNMENT SPECIFICATION
WALL THICKNESS0.060 INCHES NOMINAL
STYLE DESIGNATORHELICALLY WOUND CONTINOUS WIRE SUPPORTED
END INSIDE DIAMETER2.000 INCHES NOMINAL BOTH ENDS
CONNECTION TYPESOFT BOTH ENDS
CONNECTION STYLEROUND BOTH ENDS
CROSS-SECTIONAL SHAPE STYLEROUND
END OVERALL LENGTH2.250 INCHES NOMINAL BOTH ENDS
INSIDE DIAMETER2.000 INCHES NOMINAL FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-423,FORM 1,COMP 302,COND 3 FED SPEC SINGLE MATERIAL RESPONSE 2ND PLY
MATERIALFIBERGLASS 1ST PLY AND RESIN 1ST PLY
MATERIALFIBERGLASS 2ND PLY AND RESIN 2ND PLY


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