Mercury outboard spare part 28639 (SCREW (250-20 x .625)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 35 H.P. (1989), 90 H.P. (1990), 4 H.P. (1984), 120 H.P. (1995), 120 H.P. (1996), 120 H.P. (1997), 15 H.P. (1996), 15 H.P. (1997), 40 H.P. (1998), 40 H.P. (1999), 50 H.P. (1998), 50 H.P. (1999), 75 H.P. (1998), 75 H.P. (1999), 9.9 H.P. (1996), 9.9 H.P. (1997), 90 H.P. (1991-1992). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 28639 (SCREW (250-20 x .625)), documented in 55 exploded diagram location(s), across the FORCE series.

SeriesModelSerial rangeREFQtyDiagram
Mercury FORCE120-h-p-19950E093700 THRU 0E13859993View
Mercury FORCE120-h-p-19960E138600 THRU 0E20299993View
Mercury FORCE120-h-p-19970E203000 THRU 0E28799993View
Mercury FORCE15-h-p-19960E127700 THRU 0E202999242View
Mercury FORCE15-h-p-19970E203000 THRU 0E287999242View
Mercury FORCE35-h-p-1989357F9A UP112View
Mercury FORCE35-h-p-1989357F9B UP112View
Mercury FORCE35-h-p-1989357P9A UP112View
Mercury FORCE35-h-p-1989357R9A UP112View
Mercury FORCE35-h-p-1989357X9B UP112View
Mercury FORCE35-h-p-1989357Y9A UP112View
Mercury FORCE35-h-p-1989357Y9B UP112View
Mercury FORCE35-h-p-1989ARCHIVE CAT FOB4456112View
Mercury FORCE35-h-p-1989C357F9A UP112View
Mercury FORCE4-h-p-198442C4L UP142View
Mercury FORCE4-h-p-198442F4A UP142View
Mercury FORCE4-h-p-198442FC4A UP142View
Mercury FORCE4-h-p-198442H4L UP142View
Mercury FORCE4-h-p-198442X4A UP142View
Mercury FORCE4-h-p-198442XC4A UP142View
Mercury FORCE4-h-p-198443C4L UP142View
Mercury FORCE4-h-p-198443H4L UP142View
Mercury FORCE40-h-p-19980E288000 THRU 0E34499982View
Mercury FORCE40-h-p-19990E345000 THRU 0E36929982View
Mercury FORCE50-h-p-19980E288000 THRU 0E34499982View
Mercury FORCE50-h-p-19990E345000 THRU 0E36929982View
Mercury FORCE75-h-p-19980E288000 THRU 0E34499962View
Mercury FORCE75-h-p-19990E345000 THRU 0E36929982View
Mercury FORCE9-9-h-p-19960E127700 THRU 0E202999242View
Mercury FORCE9-9-h-p-19970E203000 THRU 0E287999242View
Mercury FORCE90-h-p-1990903F90A UP43View
Mercury FORCE90-h-p-1990903F90B UP43View
Mercury FORCE90-h-p-1990903F90C UP43View
Mercury FORCE90-h-p-1990903X90A UP43View
Mercury FORCE90-h-p-1990903X90B UP43View
Mercury FORCE90-h-p-1990903X90C UP43View
Mercury FORCE90-h-p-1990906A90A UP43View
Mercury FORCE90-h-p-1990906A90B UP43View
Mercury FORCE90-h-p-1990906A90C UP43View
Mercury FORCE90-h-p-1990906F90A UP43View
Mercury FORCE90-h-p-1990906F90B UP43View
Mercury FORCE90-h-p-1990906F90C UP43View
Mercury FORCE90-h-p-1990906X90A UP43View
Mercury FORCE90-h-p-1990906X90B UP43View
Mercury FORCE90-h-p-1990906X90C UP43View
Mercury FORCE90-h-p-1990908F90A UP43View
Mercury FORCE90-h-p-1990908F90B UP43View
Mercury FORCE90-h-p-1990908F90C UP43View
Mercury FORCE90-h-p-1990908X90A UP43View
Mercury FORCE90-h-p-1990908X90B UP43View
Mercury FORCE90-h-p-1990908X90C UP43View
Mercury FORCE90-h-p-19950E093700 THRU 0E13859953View
Mercury FORCE90-h-p-19960E138600 THRU 0E20299953View
Mercury FORCE90-h-p-19970E203000 THRU 0E28799953View
Mercury FORCE90-h-p-19990E345000 THRU 0E36929953View

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Appears in diagrams of these models

  • 35 H.P. (1989)
  • 90 H.P. (1990)
  • 4 H.P. (1984)
  • 120 H.P. (1995)
  • 120 H.P. (1996)
  • 120 H.P. (1997)
  • 15 H.P. (1996)
  • 15 H.P. (1997)
  • 40 H.P. (1998)
  • 40 H.P. (1999)
  • 50 H.P. (1998)
  • 50 H.P. (1999)
  • 75 H.P. (1998)
  • 75 H.P. (1999)
  • 9.9 H.P. (1996)
  • 9.9 H.P. (1997)
  • 90 H.P. (1991-1992)