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Mercury-Mercruiser 12-20128 WASHER, UPPER BEARING HOUSING SCREW
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Mercury-Mercruiser 12-20128 WASHER, UPPER BEARING HOUSING SCREW
Mercury-Mercruiser 12-20128 WASHER has been superseded to a new part number.
The newest part number is 847883
-click here- to see the newest superseded part
Please note the new superseded part is a functional replacement and may look different from the original part
Manufacturer part number:
20128
Manufacturer:
Mercury Marine
Shipping specs, pounds and inches
Weight:
0.00
Length:
4.50
Width:
3.00
Height:
0.05
$0.00
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45, 4.5 (1 CYL.) - 4107220 THRU 5595531
45, 4.5 (1 CYL.) - 7045758 THRU 7147237
45, 4.5 (1 CYL.) - 8026540 THRU 8068064
45, 4.5 (1 CYL.) - 9072179 THRU 9258280
450 (4 CYL.) - 1476510 THRU 1531568
500 - 1421113 THRU 1639472
500 - 2742142 THRU 7051982
500 - 2858814 THRU 4140999
500 - 2863739 THRU 8029514
500 - 4141000 THRU 4357639
500 - 7051983 THRU 7068997
500 - 8029515 THRU 8030089
500 - 9001581 THRU 9082513
500 - 9082514 THRU 9107213
500 - 2305101 THRU 2858813
500, 50 - 4357640 THRU 5531629
500, 50 - 7068998 THRU 7143687
500, 50 - 8030090 THRU 8063984
500, 50 - 9107214 THRU 9248005
60 - 1916139 THRU 2529894
600 (6 CYL.) - 1303411 THRU 1542744
650 (4 CYL.) - 2309311 THRU 2803561
650 (4 CYL.) - 2803562 THRU 3293183
700 (6 CYL.) - 1296411 THRU 1413610
700 (6 CYL.) - 1413611 THRU 1566239
75 - 2529895 THRU 3274632
75 - 3274633 THRU 3801457
800 (4 CYL.), 80 (4 CYL.) - 2559001 THRU 3493912
800 (6 CYL.) - 1335465 THRU 1398629
800 (6 CYL.) - 1398630 THRU 1566239
850 (4 CYL.) - 3493913 THRU 4366801
850 (4 CYL.) - 7010108 THRU 7071372
850 (4 CYL.) - 8005440 THRU 8043774
850 (4 CYL.) - 9011604 THRU 9110013
850 (6 CYL.) - 1460999 THRU 1766823
900 (6 CYL.) - 1766824 THRU 1869775
950 (6 CYL.) - 1869776 THRU 2318585
MARK 35A - ALL
MERC 3.4 (EFI) - 0A953707 THRU 0A953736
MERC 3.4 (EFI) - 82H1008 THRU 85E1092
MERC FORMULA I (2L EFI) - 82E606 THRU 86G640
MERC FORMULA I (CARB) - 77J603 AND UP
MERC MOD-VP - 0B290000 AND UP
MERC MOD-VP - 83B807 AND UP
MERC MOD-VP (EFI) - 0C276380 AND UP
MERC XR2 - 0B290314 THRU 0C276429
MERC/MAR 2.4L (CARB) - 0C175045 AND UP
MERC/MAR 2.4L (EFI) - 0A168043 AND BELOW
MERC/MAR 2.4L (EFI) - 0A168044 THRU 0B290009
MERC/MAR 2.4L (EFI) - 0B290010 THRU 0C276917
MERC/MAR 2.5L (CARB) - 0D030200 THRU 0D935270
MERC/MAR 2.5L (EFI) - 0D030200 THRU 0D935270
MERC/MAR XR2/MAGNUM - 0C276430 THRU 0D935270
300 350 - 1271884 THRU 1448139
MARK 40, KG9, KF9 - ALL
MARK 5, KF5, KF3 - ALL
MARK 55AE, 55AM, 58AE, 58E - ALL
MARK 6, 6A - ALL
MARK 7, KE4 - ALL
MARK 75 - ALL
MARK 75A, 78, 78A - ALL
110 GM 153 I/L4 1963-1966 - 1537370 THRU 2044033
120 GM 153 I/L4 1964-1972 - 1666601 THRU 3377340
165 (2 BBL.) MERCURY 224 I/L4 1987 - 0B434941 THRU 0B774251
170 (2 BBL.) MERCURY 224 I/L4 1985-1986 - 6916779 THRU 0B434940
180 (4 BBL.) MERCURY 224 I/L4 1987 - 0B436391 THRU 0B775248
190 (4 BBL.) MERCURY 224 I/L4 1985-1986 - 6916779 THRU 0B436390
3.7L (2 BBL.) MERCURY 224 I/L4 1988-1989 - 0B774252 & Up
3.7LX (4 BBL.) MERCURY 224 I/L4 1988-1989 - 0B775249 & Up
488 (4 BBL.) MERCURY 224 I/L4 1983-1984 - 6170297 THRU 6916778
ROVER - ALL
140 GM 194 I/L6 1963 - 1538930 THRU 1725960
150 GM 230 I/L6 1964-1966 - 1666495 THRU 2048046
280 TRS GM 350 V-8 1975-1976 - 4176250 THRU 4770199
320 (EFI) GM 350 V-8 1987 - 0A543604 THRU 0B157602
320 (EFI) GM 350 V-8 1988-1989 - 0B157603 THRU 0C622418
175 (2 BBL.) GM 262 V-6 1987 - 0B527955 THRU 0B773242
185 (2 BBL.) GM 262 V-6 1985-1987 - 0A331455 THRU 0B527954
185 (4 BBL.) GM 229 V-6 1983-1984 - 6330183 THRU 6919655
205 (4 BBL.) GM 262 V-6 1985-1987 - 0A331455 THRU 0B527954
205 (4 BBL.) GM 262 V-6 1987 - 0B527955 THRU 0B775129
4.3L (2 BBL.) GM 262 V-6 1988-1992 - 0B773243 THRU 0D714106
4.3LX (4 BBL.) GM 262 V-6 1988-1992 - 0B775130 THRU 0D714369
198 MIE (2 BBL.) GM 305 V-8 1977 - 4762210 THRU 6218461
215 (4 BBL.) FORD 302 V-8 1970-1972 - 2781153 THRU 3395720
215 MIE FORD 302 V-8 1970-1972 - 2781153 THRU 3563181
225 (2 BBL.) GM 327 V-8 1967-1969 - 2278647 THRU 2694014
225 (4 BBL.) FORD 302 V-8 1973-1974 - 3385721 THRU 4166999
225 MIE FORD 302 V-8 1973-1974 - 3385721 THRU 4176999
225 MIE GM 327 V-8 1968 - 2278647 THRU 2694014
225-S (4 BBL.)FORD 302 V-8 1973-1974 - 3385721 THRU 4166999
228 (4 BBL.) GM 305 V-8 1977-1978 - 4765100 THRU 5170008
228 (4 BBL.) GM 305 V-8 1979-1982 - 5170009 THRU 6218461
228 MIE (4 BBL.) GM 305 V-8 1977-1978 - 4765100 THRU 5170008
228 MIE (4 BBL.) GM 305 V-8 1979-1980 - 5170009 THRU 5907057
233 FORD 351 V-8 1975-1977 - 4173000 THRU 4902304
233 MIE FORD 351 V-8 1975-1976 - 4173000 THRU 4775784
250 (2 BBL.) GM 327 V-8 1968-1969 - 2314301 THRU 2639854
250 MIE GM 327 V-8 1968-1969 - 2314301 THRU 2639854
255 FORD 351 V-8 1973-1974 - 3258728 THRU 4175499
255 MIE FORD 351 V-8 1973-1974 - 3258728 THRU 4178299
255 MIE GM 350 V-8 1979-1980 - 5195909 THRU 5907057
270 (2 BBL.) GM 350 V-8 1969-1972 - 2851074 THRU 3077735
270 MIE GM 350 V-8 1969-1972 - 2851074 THRU 3077735
325 GM 427 V-8 1969-1972 - 2278747 THRU 3780449
325 MIE GM 427 V-8 1968-1974 - 2278747 THRU 3780449
330 GM 454 V-8 1977-1981 - 4623115 THRU 6083144
330 MIE GM 454 V-8 1977-1980 - 4623115 THRU 5889913
350 MIE GM 454 V-8 1974-1976 - 3780450 THRU 4623109
390 GM 482 V-8 1969-1970 - 2781129 THRU 2825059
390 MIE GM 482 V-8 1969-1970 - 2781129 THRU 2825059
898 (2 BBL.) GM 305 V-8 1977-1982 - 4762210 THRU 6218461
190 GM 283 V-8 1963-1964 - 1564539 THRU 1730903
200 (2 BBL.) GM 305 V-81 1985-1986 - 6218462 THRU 0B525981
225 (2 BBL.) GM 327 V-8 1963-1966 - 1539620 THRU 2278646
228 (4 BBL.) GM 305 V-8 1982-1984 - 6218462 THRU 0B525981
230 (4 BBL.) GM 305 V-8 1985-1986 - 6218462 THRU 0B525981
250 (2 BBL.) GM 350 V-8 1977 - 4768000 THRU 4908849
260 (4 BBL.) GM 305 V-8 1982-1986 - 6218462 THRU 0B525981
260 (4 BBL.) GM 350 V-8 1978-1982 - 4908850 THRU 6218461
260 GM 350 V-8 1982-1986 - 6218462 THRU 0B525981
330 GM 454 V-8 1982-1987 - 6083145 THRU 0B816540
888 (2 BBL.) FORD 302 V-8 1971-1977 - 3108723 AND UP
898 (2 BBL.) GM 305 V-8 1983-1984 - 6218462 THRU 0B525981
Electrical - OB MISC. (1985 AND BELOW)
Exhaust / Cooling Systems and Extension Kits - MERCRUISER VOL. 1 (1986 THRU 1993)
Exhaust / Cooling Systems and Extension Kits - OB MISC. (1985 AND BELOW)
Fuel/Oil Tanks, Lines, Filter Kits and Corrosion - MERCRUISER VOL. 1 (1986 THRU 1993)
Instruments-Gauges and Components - OB MISC. (1985 AND BELOW)
Power Steering/Tiller Handles/ Shift Kits - MC POWER SHIFT (1985 AND BELOW)
Remote Controls and Components - Outboard (1985 and Below)
Trim / Tilt / Lift Systems and Components - MERCRUISER (1985 AND BELOW)
Trim / Tilt / Lift Systems and Components - OB MISC. (1985 AND BELOW)
1000 - 1464949 THRU 1768403
1000 - 1768404 THRU 2318585
1000BP - 2641855 THRU 3253111
1000SS - 2318586 THRU 2836018
110 - 1470349 THRU 1865778
110 - 1865779 THRU 2798056
110 - 2798057 THRU 3263262
110 - 3263263 THRU 3795657
1100 - 1870204 THRU 2314955
1150 - 2836019 THRU 3525440
1250 - 2314956 THRU 2839368
1250BP - 2641855 THRU 3253111
1350 - 2839369 THRU 3293233
1400 - 3293234 THRU 3502805
200 - 2296267 THRU 2827676
200 - 2827677 THRU 3226957
200 - 3226958 THRU 3537530
350 - 1960827 THRU 2874703
39 (1 CYL.) - 1655013 THRU 2498135
40 (1 CYL.) - 2498136 THRU 3296136
40 (1 CYL.) - 3296137 THRU 4107219
40 (1 CYL.) - 3305152 THRU 7045757
40 (1 CYL.) - 3306257 THRU 8026539
40 (1 CYL.) - 9000306 THRU 90721718
400 - 1279685 THRU 1476509
400 (2 CYL.) - 2874704 THRU 3336257
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