Product Details | AIR DUCT HOSE

4720-00-690-5041 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.

Part Alternates: MILH8796, R2118, 70001B10F75Z3, 70-001B10F75Z3, 1660H130074, 1660H13-007-4, 4720-00-690-5041, 00-690-5041, 4720006905041, 006905041

Pipe, Tubing, Hose, and Fittings | Hose and Flexible Tubing

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1961 00-690-5041

Drawings & Photos | NSN 4720-00-690-5041


Demand History | NSN 4720-00-690-5041

Part Number Request Date QTY Origin
MILH8796 2018-04-120 1 US

Cross Reference | NSN 4720-00-690-5041

Part Number Cage Code Manufacturer
1660H13-007-4 81996 U S ARMY AVIATION AND MISSILE COMMAND
70-001B10F75Z3 97499 BELL HELICOPTER TEXTRON INC.
MILH8796 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
R2118 86730 REED RUBBER COMPANY

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Technical Data | NSN 4720-00-690-5041

Characteristic Specifications
STYLE DESIGNATOR A4 HELICALLY WOUND CONTINUOUS WIRE SUPPORTED
CROSS-SECTIONAL SHAPE STYLE B3 ROUND
INSIDE DIAMETER 2.500 INCHES NOMINAL FIRST END
MEASURING METHOD AND LENGTH 37.500 INCHES NOMINAL OVERALL
CONNECTION TYPE SOFT FIRST END
CONNECTION STYLE C3 ROUND FIRST END
END INSIDE DIAMETER 2.500 INCHES NOMINAL FIRST END
END OVERALL LENGTH 1.500 INCHES NOMINAL FIRST END
MINIMUM INSIDE BENDING RADIUS 1.250 INCHES
HOSE WEIGHT 4.750 OUNCES PER LINEAR FOOT
MAXIMUM OPERATING PRESSURE 16.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED OZONE RESISTANT
NONDEFINITIVE SPEC/STD DATA 2 CLASS AND 2 TYPE
(NON-CORE DATA) TEMP RANGE -65.0 TO 300.0 DEG FAHRENHEIT
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILH8796

Restrictions/Controls & Freight Information | NSN 4720-00-690-5041

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 051035 DUCTS:AIR SYSTEM
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 736 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable