JLG 680S Service Manual - Manual (Page 148)

SECTION 3 - CHASSIS & TURNTABLE
3-100 – JLG Lift – 3121234
1. Center Body
2. Seal
3. Housing
4. O-ring 5. Seal
6. Thrust Ring
7. Snap Ring
8. Valve Block (Axle Oscillation)
Figure 3-60. Rotary Coupling Cutaway