OEM Part #72521
Lockwasher Internal Tooth
Lockwasher
Price $1.10 40% OFF
$0.66
Product Details
Description:
Mercury 72521 Lockwasher Internal Tooth
Manufacturer
Mercury
OEM Part Number
72521
Part
Lockwasher
Warranty
This OEM part is guaranteed by Mercury's limited part warranty
Fitment Assurance
We guarantee fitment for this part.
Related Fitment
This Mercury 72521 Lockwasher fits the following models and components:
Outboard / 2 Stroke Carb / 30 (2 CYL.) / [0G760300 THRU 0T979999] – USA – Cat.# 90-803018 / Driveshaft Housing
Outboard / 2 Stroke Carb / 30 (2 CYL.) / [0P017000 THRU 0P325499] – Belgium – Cat.# 90-803018 / Driveshaft Housing
Outboard / 2 Stroke Carb / 40 (2 CYL.) / [0G760300 THRU 0T979999] – USA – Cat.# 90-803018 / Driveshaft Housing
Outboard / 2 Stroke Carb / 40 (2 CYL.) / [0P017000 THRU 0P325499] – Belgium – Cat.# 90-803018 / Driveshaft Housing
Outboard / 2 Stroke Carb / 225 (3.0L CARB) / [0G760300 THRU 0T408999] – USA – Cat.# 90-803196 / DRIVESHAFT HOUSING AND EXHAUST TUBE
Outboard / 2 Stroke Carb / 225 MARATHON (3.0L CARB) / [0G760300 THRU 0T408999] – USA – Cat.# 90-803196 / DRIVESHAFT HOUSING AND EXHAUST TUBE
Outboard / 2 Stroke Carb / 225 SEAPRO (3.0L CARB) / [0G760300 THRU 0T408999] – USA – Cat.# 90-803196 / DRIVESHAFT HOUSING AND EXHAUST TUBE
Outboard / 2 Stroke EFI / 200 (3.0L EFI) / [0T750164 THRU 0T800999] – USA – Cat.# 90-80319902 / DRIVESHAFT HOUSING & EXHAUST TUBE
Outboard / 2 Stroke EFI / 225 (3.0L EFI) / [0T409000 THRU 0T800999] – USA – Cat.# 90-80319902 / DRIVESHAFT HOUSING & EXHAUST TUBE
Outboard / 2 Stroke EFI / 3.0L EFI MARATHON / [0T409000 THRU 0T800999] – USA – Cat.# 90-80319902 / DRIVESHAFT HOUSING & EXHAUST TUBE
Outboard / 2 Stroke EFI / 3.0L EFI SEAPRO / [0T409000 THRU 0T800999] – USA – Cat.# 90-80319902 / DRIVESHAFT HOUSING & EXHAUST TUBE
Outboard / 2 Stroke EFI / 250 (3.0L EFI) / [0T409000 THRU 0T800999] – USA – Cat.# 90-80319902 / DRIVESHAFT HOUSING & EXHAUST TUBE
Outboard / 2 Stroke EFI / 225 (3.0L EFI) MARATHON / [0T801000 THRU 1B417701] – USA – Cat.# 90-803199004 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke EFI / 200 (3.0L EFI) / [0T801000 THRU 1B417701] – USA – Cat.# 90-803199004 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke EFI / 225 (3.0L EFI) / [0T801000 THRU 1B417701] – USA – Cat.# 90-803199004 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke EFI / 225 (3.0L EFI) SEAPRO / [0T801000 THRU 1B417701] – USA – Cat.# 90-803199004 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke EFI / 250 (3.0L EFI) / [0T801000 THRU 1B417701] – USA – Cat.# 90-803199004 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke EFI / 200 (3.0L EFI) / [1B417702 THRU 1B504988] – USA – Cat.# 90-803199007 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke EFI / 225 (3.0L EFI) / [1B417702 THRU 1B504988] – USA – Cat.# 90-803199007 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke EFI / 250 (3.0L EFI) / [1B417702 THRU 1B504988] – USA – Cat.# 90-803199007 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke EFI / 225 (3.0L EFI) / [0G760300 THRU 0T408999] – USA – Cat.# 90-803199 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke EFI / 250 (3.0L EFI) / [0G760300 THRU 0T408999] – USA – Cat.# 90-803199 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke DFI (OptiMax) / 200 (DFI) / [0T178500 THRU 0T598999] – USA – Cat.# 90-80348501 / DRIVESHAFT HOUSING & EXHAUST TUBE
Outboard / 2 Stroke DFI (OptiMax) / 225 (DFI) / [0T178500 THRU 0T598999] – USA – Cat.# 90-80348501 / DRIVESHAFT HOUSING & EXHAUST TUBE
Outboard / 2 Stroke DFI (OptiMax) / 200 (DFI) / [0T599000 THRU 0T800999] – USA – Cat.# 90-80348503 / DRIVESHAFT HOUSING & EXHAUST TUBE
Outboard / 2 Stroke DFI (OptiMax) / 225 (DFI) / [0T599000 THRU 0T800999] – USA – Cat.# 90-80348503 / DRIVESHAFT HOUSING & EXHAUST TUBE
Outboard / 2 Stroke DFI (OptiMax) / 225 (DFI) 3.0L / [0T801000 THRU 1B417701] – USA – Cat.# 90-803485004 / Drivehshaft Housing and Exhaust Tube
Outboard / 2 Stroke DFI (OptiMax) / 200 (DFI) 3.0L / [0T801000 THRU 1B417701] – USA – Cat.# 90-803485004 / Drivehshaft Housing and Exhaust Tube
Outboard / 2 Stroke DFI (OptiMax) / 225 (DFI) 3.0L / [1B417702 THRU 1B504988] – USA – Cat.# 90-803485007 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke DFI (OptiMax) / 200 (DFI) 3.0L / [1B417702 THRU 1B504988] – USA – Cat.# 90-803485007 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke DFI (OptiMax) / 225 (DFI) 3.0L / [1B504989 & Up] – USA – Cat.# 90-803485008 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke DFI (OptiMax) / 200 (DFI) 3.0L / [1B504989 THRU 1B912785] – USA – Cat.# 90-803485008 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke DFI (OptiMax) / 200 PRO XS (DFI) 3.0L / [1B504989 THRU 1B912785] – USA – Cat.# 90-803485008 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke DFI (OptiMax) / 250 (DFI) 3.0L / [1B528615 & Up] – USA – Cat.# 90-803485008 / Driveshaft Housing and Exhaust Tube
Outboard / 2 Stroke EFI / 250XB (3.0L EFI) / [0G980600 THRU 0T800999] – USA – Cat.# 90-80494300 / DRIVESHAFT HOUSING AND EXHAUST TUBE
Outboard / 2 Stroke Carb / 30 (2 CYL.) / [9854537 THRU 0P016999] – Belgium – Cat.# 90-80874494 / DRIVESHAFT HOUSING
Outboard / 2 Stroke Carb / 30 (2 CYL.) / [0G055314 THRU 0G760299] – USA – Cat.# 90-80874494 / DRIVESHAFT HOUSING
Outboard / 2 Stroke Carb / 40 (2 CYL.) / [9854537 THRU 0P016999] – Belgium – Cat.# 90-80874494 / DRIVESHAFT HOUSING
Outboard / 2 Stroke Carb / 40 (2 CYL.) / [0G055314 THRU 0G760299] – USA – Cat.# 90-80874494 / DRIVESHAFT HOUSING
Outboard / 2 Stroke EFI / 225 (3.0L EFI) / [0G129222 THRU 0G760299] – USA – Cat.# 90-80917095 / DRIVESHAFT HOUSING (S/N-0G437999 AND BELOW)
Outboard / 2 Stroke EFI / 250 (3.0L EFI) / [0G129222 THRU 0G760299] – USA – Cat.# 90-80917095 / DRIVESHAFT HOUSING (S/N-0G437999 AND BELOW)
Outboard / 2 Stroke EFI / 225 (3.0L EFI) / [0G129222 THRU 0G760299] – USA – Cat.# 90-80917095 / DRIVESHAFT HOUSING (S/N-0G438000 AND UP)
Outboard / 2 Stroke EFI / 250 (3.0L EFI) / [0G129222 THRU 0G760299] – USA – Cat.# 90-80917095 / DRIVESHAFT HOUSING (S/N-0G438000 AND UP)
Outboard / 2 Stroke DFI (OptiMax) / 200 (DFI) / [0G386496 THRU 0G589999] – USA – Cat.# 90-80917097 / DRIVE SHAFT HOUSING AND EXHAUST TUBE S/N-0G509799 & BELOW
Outboard / 2 Stroke DFI (OptiMax) / 200 (DFI) / [0G386496 THRU 0G589999] – USA – Cat.# 90-80917097 / DRIVE SHAFT HOUSING AND EXHAUST TUBE S/N-0G509800 & UP
Outboard / 2 Stroke Carb / 225 (3.0L CARB) / [0D280813 THRU 0G760299] – USA – Cat.# 90-82440396 / DRIVESHAFT HOUSING (S/N-0G437999 AND BELOW)
Outboard / 2 Stroke Carb / 225 MARATHON (3.0L CARB) / [0G245605 THRU 0G760299] – USA – Cat.# 90-82440396 / DRIVESHAFT HOUSING (S/N-0G437999 AND BELOW)
Outboard / 2 Stroke Carb / 225 SEAPRO (3.0L CARB) / [0G245605 THRU 0G760299] – USA – Cat.# 90-82440396 / DRIVESHAFT HOUSING (S/N-0G437999 AND BELOW)
Outboard / 2 Stroke Carb / 225 (3.0L CARB) / [0D280813 THRU 0G760299] – USA – Cat.# 90-82440396 / DRIVESHAFT HOUSING (S/N-0G438000 AND UP)
Outboard / 2 Stroke Carb / 225 MARATHON (3.0L CARB) / [0G245605 THRU 0G760299] – USA – Cat.# 90-82440396 / DRIVESHAFT HOUSING (S/N-0G438000 AND UP)
Outboard / 2 Stroke Carb / 225 SEAPRO (3.0L CARB) / [0G245605 THRU 0G760299] – USA – Cat.# 90-82440396 / DRIVESHAFT HOUSING (S/N-0G438000 AND UP)
Outboard / 2 Stroke Carb / 25 H.P. LIGHTNING (3 CYL.) (INTL. ONLY) / [0E268781 THRU 0E287999] – Belgium – Cat.# 90-854006 / TILLER HANDLE/LINKAGE
Outboard / 2 Stroke Carb / 25 H.P. LIGHTNING (3 CYL.) (INTL. ONLY) / [0E268781 THRU 0E287999] – Belgium – Cat.# 90-854006 / REMOTE CONTROL LINKAGE
Outboard / 2 Stroke Carb / 25 H.P. LIGHTNING (3 CYL.) (INTL. ONLY) / [0E288000 & Up] – USA – Cat.# 90-854300 / TILLER HANDLE/LINKAGE
Outboard / 2 Stroke Carb / 25 H.P. LIGHTNING (3 CYL.) (INTL. ONLY) / [0E288000 & Up] – USA – Cat.# 90-854300 / REMOTE CONTROL LINKAGE DESIGN I
Outboard / 2 Stroke Carb / 25 H.P. LIGHTNING (3 CYL.) (INTL. ONLY) / [0E288000 & Up] – USA – Cat.# 90-854300 / REMOTE CONTROL LINKAGE DESIGN II
Outboard / Sears / 25 HP / [225.592500 THRU 225.592590] – USA – Cat.# 90-854731 / Tiller Handle and Throttle Linkage
Outboard / Force / 9.9 H.P. (1998) / [0E288000 THRU 0E344999] – USA – Cat.# 90-855371R1 / STEERING HANDLE/TWIST GRIP THROTTLE
Outboard / Force / 15 H.P. (1998) / [0E288000 THRU 0E344999] – USA – Cat.# 90-855371R1 / STEERING HANDLE/TWIST GRIP THROTTLE
Outboard / Force / 25 H.P. (1998) / [0E288000 THRU 0E344999] – Australia – Cat.# 90-855372R1 / Tiller Handle and Throttle Linkage
Outboard / Force / 25 H.P. (1998) / [0E288000 THRU 0E344999] – Australia – Cat.# 90-855372R1 / REMOTE CONTROL LINKAGE (830771A4) (DESIGN I)
Outboard / Force / 25 H.P. (1998) / [0E288000 THRU 0E344999] – Australia – Cat.# 90-855372R1 / REMOTE CONTROL LINKAGE (830771A7) (DESIGN II)
Outboard / Force / 40 H.P. (1998) / [0E288000 THRU 0E344999] – USA – Cat.# 90-855373R2 / Driveshaft Housing
Outboard / Force / 40 H.P. (1999) / [0E345000 THRU 0E369299] – USA – Cat.# 90-855373R2 / Driveshaft Housing
Outboard / Force / 50 H.P. (1998) / [0E288000 THRU 0E344999] – USA – Cat.# 90-855373R2 / Driveshaft Housing
Outboard / Force / 50 H.P. (1999) / [0E345000 THRU 0E369299] – USA – Cat.# 90-855373R2 / Driveshaft Housing
Outboard / Sears / 15 HP / [225.591500 THRU 225.591490] – USA – Cat.# 90-855599 / STEERING HANDLE/TWIST GRIP THROTTLE
Outboard / Sears / 9.9 HP / [225.591990 225.591980 THRU 225.591980] – Belgium – Cat.# 90-855600 / STEERING HANDLE/TWIST GRIP THROTTLE
Sterndrive / Engines – Gas / 8.1L (496 CU IN) V8 GM / 496 MAG EC (Base Model) / [1A066166 THRU 1A350440] – Cat.# 90-881784005 / AXIUS Steering Fluid Filter(Non-HP)1A349742 and Below,Gen I
Sterndrive / Engines – Gas / 8.1L (496 CU IN) V8 GM / 496 MAG EC (H.O. Model) / [1A066166 THRU 1A350440] – Cat.# 90-881784005 / AXIUS Steering Fluid Filter(Non-HP)1A349742 and Below,Gen I
Sterndrive / Engines – Gas / 8.1L (496 CU IN) V8 GM / 496 MAG EC (Base Model) / [1A066166 THRU 1A350440] – Cat.# 90-881784005 / AXIUS Steering Fluid Filter (HP) SN 1A349743 and Up, Gen I
Sterndrive / Engines – Gas / 8.1L (496 CU IN) V8 GM / 496 MAG EC (H.O. Model) / [1A066166 THRU 1A350440] – Cat.# 90-881784005 / AXIUS Steering Fluid Filter (HP) SN 1A349743 and Up, Gen I
Sterndrive / Engines – Gas / 8.1L (496 CU IN) V8 GM / 496 MAG EC (Base Model) / [1A066166 THRU 1A350440] – Cat.# 90-881784005 / AXIUS Steering High Pressure Filter Conversion Kit, Gen I
Sterndrive / Engines – Gas / 8.1L (496 CU IN) V8 GM / 496 MAG EC (H.O. Model) / [1A066166 THRU 1A350440] – Cat.# 90-881784005 / AXIUS Steering High Pressure Filter Conversion Kit, Gen I
Sterndrive / Engines – Gas / 5.0L (305 CU IN) V8 GM / 5.0L MPI ALPHA/BRAVO EC / [1A300000 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering Fluid Filter (Non-HP) 1A347684 & Down, Gen I
Inboard and TowSports / Gas / 5.7L (350 CU IN) V8 GM / 350 MAG MPI HORIZON ALPHA/BRAVO EC / [1A300000 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering Fluid Filter (Non-HP) 1A347684 & Down, Gen I
Sterndrive / Engines – Gas / 5.7L (350 CU IN) V8 GM / 350 MAG MPI ALPHA/BRAVO EC / [1A300000 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering Fluid Filter (Non-HP) 1A347684 & Down, Gen I
Sterndrive / Engines – Gas / 6.2L (377 CU IN) V8 GM / 377 MAG MPI BRAVO EC / [1A343300 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering Fluid Filter (Non-HP) 1A347684 & Down, Gen I
Sterndrive / Engines – Gas / 5.0L (305 CU IN) V8 GM / 5.0L MPI ALPHA/BRAVO EC / [1A300000 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering Fluid Filter (HP) 1A347685 & Up, Gen I
Inboard and TowSports / Gas / 5.7L (350 CU IN) V8 GM / 350 MAG MPI HORIZON ALPHA/BRAVO EC / [1A300000 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering Fluid Filter (HP) 1A347685 & Up, Gen I
Sterndrive / Engines – Gas / 5.7L (350 CU IN) V8 GM / 350 MAG MPI ALPHA/BRAVO EC / [1A300000 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering Fluid Filter (HP) 1A347685 & Up, Gen I
Sterndrive / Engines – Gas / 6.2L (377 CU IN) V8 GM / 377 MAG MPI BRAVO EC / [1A343300 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering Fluid Filter (HP) 1A347685 & Up, Gen I
Sterndrive / Engines – Gas / 5.0L (305 CU IN) V8 GM / 5.0L MPI ALPHA/BRAVO EC / [1A300000 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering High Pressure Filter Conversion Kit, Gen I
Inboard and TowSports / Gas / 5.7L (350 CU IN) V8 GM / 350 MAG MPI HORIZON ALPHA/BRAVO EC / [1A300000 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering High Pressure Filter Conversion Kit, Gen I
Sterndrive / Engines – Gas / 5.7L (350 CU IN) V8 GM / 350 MAG MPI ALPHA/BRAVO EC / [1A300000 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering High Pressure Filter Conversion Kit, Gen I
Sterndrive / Engines – Gas / 6.2L (377 CU IN) V8 GM / 377 MAG MPI BRAVO EC / [1A343300 THRU 1A611927] – Cat.# 90-884717004 / AXIUS Steering High Pressure Filter Conversion Kit, Gen I
Sterndrive / Engines – Gas / 5.0L (305 CU IN) V8 GM / 5.0L MPI ALPHA/BRAVO / [1A300000 THRU 1A611927] – Cat.# 90-884717005 / AXIUS Steering Fluid Filter (Non-HP) 1A347684 & Down, Gen I
Sterndrive / Engines – Gas / 5.7L (350 CU IN) V8 GM / 350 MAG MPI ALPHA/BRAVO / [1A300000 THRU 1A611927] – Cat.# 90-884717005 / AXIUS Steering Fluid Filter (Non-HP) 1A347684 & Down, Gen I
Sterndrive / Engines – Gas / 6.2L (377 CU IN) V8 GM / 377 MAG MPI BRAVO / [1A300000 THRU 1A611927] – Cat.# 90-884717005 / AXIUS Steering Fluid Filter (Non-HP) 1A347684 & Down, Gen I
Sterndrive / Engines – Gas / 5.0L (305 CU IN) V8 GM / 5.0L MPI ALPHA/BRAVO / [1A300000 THRU 1A611927] – Cat.# 90-884717005 / AXIUS Steering Fluid Filter (HP) 1A347685 & Up, Gen I
Sterndrive / Engines – Gas / 5.7L (350 CU IN) V8 GM / 350 MAG MPI ALPHA/BRAVO / [1A300000 THRU 1A611927] – Cat.# 90-884717005 / AXIUS Steering Fluid Filter (HP) 1A347685 & Up, Gen I
Sterndrive / Engines – Gas / 6.2L (377 CU IN) V8 GM / 377 MAG MPI BRAVO / [1A300000 THRU 1A611927] – Cat.# 90-884717005 / AXIUS Steering Fluid Filter (HP) 1A347685 & Up, Gen I
Sterndrive / Engines – Gas / 5.0L (305 CU IN) V8 GM / 5.0L MPI ALPHA/BRAVO / [1A300000 THRU 1A611927] – Cat.# 90-884717005 / AXIUS Steering High Pressure Filter Conversion Kit, Gen I
Sterndrive / Engines – Gas / 5.7L (350 CU IN) V8 GM / 350 MAG MPI ALPHA/BRAVO / [1A300000 THRU 1A611927] – Cat.# 90-884717005 / AXIUS Steering High Pressure Filter Conversion Kit, Gen I
Sterndrive / Engines – Gas / 6.2L (377 CU IN) V8 GM / 377 MAG MPI BRAVO / [1A300000 THRU 1A611927] – Cat.# 90-884717005 / AXIUS Steering High Pressure Filter Conversion Kit, Gen I
Outboard / 2 Stroke DFI (OptiMax) / 250XS (3.0L DFI) / [0T651945 THRU 0T818042] – USA – Cat.# 90-889352003 / Drive Shaft Housing And Exhaust Tube
Outboard / 2 Stroke DFI (OptiMax) / 250XS (3.0L DFI) / [0T818043 THRU 0T997973] – USA – Cat.# 90-889352004 / Drive Shaft Housing & Exhaust Tube
Outboard / 2 Stroke DFI (OptiMax) / 250XS (3.0L DFI) / [0T997974 THRU 1E000796] – USA – Cat.# 90-889352005 / Driveshaft Housing and Exhaust Tube
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