620 589 01 09 00 Socket - WS35.00-P-0167C

FG 35/Set C 

MODEL 461, 463 with REAR AXLE 741.1 

MODEL 460, 461, 463 with REAR AXLE 741.5 

MODEL 461, 463 with REAR AXLE 742.6 

MODEL 461 with REAR AXLE 741.6 

Use: 

27 mm octagon socket, 1/2" square for switch of cross-axle differential lock.

Fig 1: Identifying Socket (620 589 01 09 00)

Courtesy of MERCEDES-BENZ USA