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Name | Nominal ID | Nominal OD | Notes |
---|---|---|---|
Thrust Ring | N/A | Typical feature on COTS motor cases for transferring axial load into air frame components. | |
Body Tube | 3.000 in | 3.125 in | Body tube is the typical outer most tube in commercial rockets. Nose cones typically available in this size. A vehicle with a 6in series motor and 6in body tube is referred to as 'minimum diameter' |
Coupler | 2.878 in | 32.000 998 in | Typically acts as a structural join between body tube sections. Diameter of motor. A vehicle built from these tubes axially stacked on a motor case is called 'sub-minimum diameter' |
Step | N/A | Typically the size of Avionics Bay bulkhead centering features or joining tubes on sub-minimum diameter vehicles. |