NSN 4720-00-217-6821 31664, 3-1664, 3166422966
Product Details | AIR DUCT HOSE
4720-00-217-6821 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: 31664, 3-1664, 3166422966, 3-1664-22-96-6, 8B783057, 8B78305721, 8B783057-21, 4720-00-217-6821, 00-217-6821, 4720002176821, 002176821
Pipe, Tubing, Hose, and Fittings | Hose and Flexible Tubing
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | 01 JAN 1963 | 00-217-6821 | 11116 ( HOSE, AIR DUCT ) |
Drawings & Photos | NSN 4720-00-217-6821
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Technical Data | NSN 4720-00-217-6821
| Characteristic | Specifications |
|---|---|
| MATERIAL | FIBERGLASS AND RUBBER SILICONE CLASS Q 1ST PLY STEEL CORROSION RESISTING 2ND PLY FIBERGLASS AND RUBBER SILICONE CLASS Q 3RD PLY FIBERGLASS AND RUBBER SILICONE CLASS Q REINFORCING CORD |
| STYLE DESIGNATOR | A4 HELICALLY WOUND CONTINUOUS WIRE SUPPORTED |
| CROSS-SECTIONAL SHAPE STYLE | B3 ROUND |
| INSIDE DIAMETER | 2.750 INCHES NOMINAL FIRST END |
| MEASURING METHOD AND LENGTH | 24.000 INCHES NOMINAL OVERALL |
| CONNECTION TYPE | SOFT FIRST END |
| CONNECTION STYLE | C3 ROUND FIRST END |
| END INSIDE DIAMETER | 2.750 INCHES NOMINAL FIRST END |
| END OVERALL LENGTH | 1.500 INCHES NOMINAL FIRST END |
| MAXIMUM OPERATING PRESSURE | 5.0 POUNDS PER SQUARE INCH |
| (NON-CORE DATA) TEMP RANGE | -65.0 TO 300.0 DEG FAHRENHEIT |
Restrictions/Controls & Freight Information | NSN 4720-00-217-6821
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| 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 |