# Drive Shaft Assembly ### Mecanum Wheel Assembly Parts Required | | | | | ------------------------------------------------------- | ----------------------- | -- | | [REV-45-1655](https://www.revrobotics.com/rev-45-1655/) | 75MM MECANUM WHEEL | 4 | | [REV-41-1216](https://www.revrobotics.com/rev-41-1216/) | UNIVERSAL HEX ADAPTER | 4 | | [REV-41-1359](https://www.revrobotics.com/rev-41-1359/) | M3 X 8MM HEX CAP SCREWS | 16 | ### Mecanum Wheel Assembly Steps {% hint style="info" %} The Universal Hex Adapter V2 ([REV-41-1833](https://www.revrobotics.com/rev-41-1833/)) can be substituted for the Universal Hex Adapter. 75mm Mecanum Wheel sets purchased after 1/10/2020 will include the Universal Hex Adapter V2. {% endhint %} | | | | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------- | | | Add the Universal Hex Adapter to the Mecanum Wheel using four 8mm x M3 Screws | | |

MECANUM WHEEL ASSEMBLY COMPLETE

Repeat the above step until you have four Mecanum Wheel Assemblies.

| ### Drive Shaft Assembly Parts Required | **PART NUMBER** | **DESCRIPTION** | **QTY.** | | ------------------------------------------------------- | ---------------------------- | -------- | | [REV-41-1324](https://www.revrobotics.com/rev-41-1324/) | 3MM SPACER | 3 | | [REV-41-1323](https://www.revrobotics.com/rev-41-1323/) | 15MM SPACER | 2 | | [REV-41-1326](https://www.revrobotics.com/rev-41-1326/) | THROUGH BORE BEARING - SHORT | 2 | | [REV-41-1329](https://www.revrobotics.com/rev-41-1329/) | THROUGH BORE BEARING - LONG | 1 | | [REV-41-1327](https://www.revrobotics.com/rev-41-1327/) | SHAFT COLLAR | 1 | | [REV-41-1348](https://www.revrobotics.com/rev-41-1348/) | 5MM X 90MM HEX SHAFT | 1 | | | **ASSEMBLIES** | | | [ASSEMBLY 3](#mecanum-wheel-assembly-steps) | MECANUM WHEEL ASSEMBLY | 2 | ### Drive Shaft Assembly Steps | | | | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | | |

Add a Shaft Collar flush to the end of the 5mm x 90mm Hex Shaft.

Tighten the Shaft Collar.

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Slide a Mecanum Wheel Assembly onto the shaft.

Note: For now the Mecanum Wheels are being used to get correct spacing. Whether it is a Left or Right Mecanum Wheel is not important at this time.

| | | Slide a 3mm Spacer onto the shaft. | | |

Slide a Through Bore Bearing – Long onto the shaft.

Note: the longer portion of the bearing faces towards the Shaft Collar.

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Slide a Through Bore Bearing – Short onto the shaft.

Note: the smaller portion of the bearing faces towards the Shaft Collar.

| | | Slide a 3mm Spacer onto the shaft. | | | Slide a 15mm Spacer onto the shaft. | | | Slide a 15mm Spacer onto the shaft. | | | Slide a 3mm Spacer onto the shaft. | | |

Slide a Through Bore Bearing – Short onto the shaft.

Note: the smaller portion of the bearing faces away from the Shaft Collar.

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DRIVE SHAFT ASSEMBLY COMPLETE

Repeat the above steps until there are two completed Drive Shaft Assemblies. Set aside for later.

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