| CONNECTION TYPE | SOFT BOTH ENDS |
| CONNECTION STYLE | ROUND BOTH ENDS |
| CROSS-SECTIONAL SHAPE STYLE | ROUND |
| END OVERALL LENGTH | 2.25 INCHES NOMINAL BOTH ENDS |
| INSIDE DIAMETER | 8.0 INCHES NOMINAL BOTH ENDS |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | DUCT-AIR, FLEXIBLE, HELIX WIRE SUPPORTED |
| MEASURING METHOD AND LENGTH | 21.25 INCHES NOMINAL OVERALL |
| OUTSIDE DIAMETER | 8.3 INCHES MAXIMUM BOTH ENDS |
| STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| TEMP RATING | -75.0 FAHRENHEIT AND 500.0 FAHRENHEIT |