Mercury outboard spare part 85593920 (SCREW (M6 x 20)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 175 HP Pro XS 6 CYL (2.5L), 200 HP XS 6 CYL (2.5L) ROS, 200 HP XS SST 6 CYL (2.5L), 225 HP Pro XS 6 CYL (3.0L), 250 HP Pro XS 6 CYL (3.0L), JP (3.0L), 225 HP SPORT XS 6 CYL (2.5L), 225 HP XS 6 CYL (2.5L), 110 Jet (2.5L), 135 HP V6 CYL (2.5L), 150 HP Pro XS 6 CYL (2.5L), 150 HP V6 CYL (2.5L), 175 HP V6 CYL (2.5L), 200 HP 6 CYL (3.0L), 200 HP DTS 6 CYL (3.0L), 200 HP Pro XS 6 CYL (3.0L), 225 HP 6 CYL (3.0L), 225 HP DTS 6 CYL (3.0L), 250 HP 6 CYL (3.0L), 250 HP Sport XS 6 CYL (2.5L), 250 HP XS 6 CYL (3.0L), 300 HP XS 6 CYL (3.2L). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 85593920 (SCREW (M6 x 20)), documented in 17 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-DFI-OPTIMAX series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB110-jet-2-5l1B690542 THRU 1B97422774View
Mercury 2-STROKE-DFI-OPTIMAX150-hp-pro-xs-6-cyl-2-5l1B690542 THRU 2B53557274View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-pro-xs-6-cyl-2-5l1B516339 THRU 2B53562434, 76, 4View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l1B417702 THRU 1B50845774View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l1B504989 THRU 1B9127854, 64View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-dts-6-cyl-3-0l1B504989 THRU 1B9647354, 64View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-pro-xs-6-cyl-3-0l1B504989 THRU 1B9127854, 64View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-6-cyl-2-5l-ros1E050852 THRU 1E05387634, 76, 4View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-xs-sst-6-cyl-2-5l1E050629 THRU 1E05387534, 76, 4View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l1B504989 THRU 2B5350864, 64View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l1B504989 THRU 1B9647354, 64View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-sport-xs-6-cyl-2-5l1E002584 THRU 1E05082528, 4, 66, 4View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-xs-6-cyl-2-5l1E002584 THRU 1B79219528, 4, 66, 4View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-6-cyl-3-0l1B528615 THRU 2B5350864, 64View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-sport-xs-6-cyl-2-5l1E002342 THRU 1E0518234, 64View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E002342 THRU 1E0511134, 64View
Mercury 2-STROKE-DFI-OPTIMAX300-hp-xs-6-cyl-3-2l1E001867 THRU 1E0520574, 64View

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Appears in diagrams of these models

  • 175 HP Pro XS 6 CYL (2.5L)
  • 200 HP XS 6 CYL (2.5L) ROS
  • 200 HP XS SST 6 CYL (2.5L)
  • 225 HP Pro XS 6 CYL (3.0L)
  • 250 HP Pro XS 6 CYL (3.0L)
  • JP (3.0L)
  • 225 HP SPORT XS 6 CYL (2.5L)
  • 225 HP XS 6 CYL (2.5L)
  • 110 Jet (2.5L)
  • 135 HP V6 CYL (2.5L)
  • 150 HP Pro XS 6 CYL (2.5L)
  • 150 HP V6 CYL (2.5L)
  • 175 HP V6 CYL (2.5L)
  • 200 HP 6 CYL (3.0L)
  • 200 HP DTS 6 CYL (3.0L)
  • 200 HP Pro XS 6 CYL (3.0L)
  • 225 HP 6 CYL (3.0L)
  • 225 HP DTS 6 CYL (3.0L)
  • 250 HP 6 CYL (3.0L)
  • 250 HP Sport XS 6 CYL (2.5L)
  • 250 HP XS 6 CYL (3.0L)
  • 300 HP XS 6 CYL (3.2L)