Comparison : Item # 8603-02, Vacuum Trap, 180º, with Joints and #3 Hose Connection, 10mm Side Arm Tube O.D., Body O.D. 32 x 200mm Height, 29/42 Joint Size
Item # 8603-04, Vacuum Trap, 180º, with Joints and #3 Hose Connection, 13mm Side Arm Tube O.D., Body O.D. 38 x 225mm Height, 34/45 Joint Size
Item # 8603-06, Vacuum Trap, 180º, with Joints and #3 Hose Connection, 16mm Side Arm Tube O.D., Body O.D. 45 x 250mm Height, 40/50 Joint Size
Item # 8603-08, Vacuum Trap, 180º, with Joints and #3 Hose Connection, 20mm Side Arm Tube O.D., Body O.D. 48 x 250mm Height, 45/50 Joint Size
Item # 8603-10, Vacuum Trap, 180º, with Joints and #3 Hose Connection, 25mm Side Arm Tube O.D., Body O.D. 54 x 275mm Height, 50/50 Joint Size