Nut Lock
Case Construction ·168 Fitments
| Machine | Model | Years |
|---|---|---|
| GRAIN HEADER (P.I.N. CBJ023001 AND AFTER) | 1010 | 2004 – 2011 |
| GRAIN HEADER (P.I.N. JJC0300001 TO JJC0308544) | 1010 | 2004 |
| GRAIN HEADER (S/N JJC0200001 THROUGH JJC0300000) | 1010 | 1993 – 2004 |
| GRAIN HEADER (P.I.N. CBJ023001 AND AFTER) | 1020 | 2004 – 2011 |
| GRAIN HEADER (P.I.N. JJC0315001 TO JJC0350294) | 1020 | 1998 – 2004 |
| GRAIN HEADER (PRIOR TO S/N JJC0215001) | 1020 | 1986 – 2002 |
| GRAIN HEADER (S/N JJC0215001 TO JJC0227000) | 1020 | 1994 – 2002 |
| CORN HEAD | 1044 | 1992 – 2001 |
| CORN HEAD | 1063 | 1996 – 2001 |
| CORN HEAD | 1064 | 1987 – 2001 |
3/4'' 10, GB
- Weight: 0.28 kg
Compatible equipment
This part fits GRAIN HEADER (P.I.N. CBJ023001 AND AFTER), GRAIN HEADER (P.I.N. JJC0300001 TO JJC0308544), GRAIN HEADER (S/N JJC0200001 THROUGH JJC0300000), GRAIN HEADER (P.I.N. JJC0315001 TO JJC0350294), GRAIN HEADER (PRIOR TO S/N JJC0215001), GRAIN HEADER (S/N JJC0215001 TO JJC0227000), CORN HEAD, CASE AGRI-KING TRACTOR (PRIOR TO S/N 8675001), CASE AGRI-KING TRACTOR (S/N 8675001 & AFTER), CASE CRAWLER TRACTOR, CASE CRAWLER TRACTOR (NORTH AMERICA), SERIES 3 CRAWLER DOZER TIER 3 (NA/EU), CRAWLER DOZER - TIER 4A, SERIES - CASE FIELD CULTIVATORS, COMBINE FIELD TRACKER, CASE DIESEL TRACTOR (PRIOR TO S/N 17895000), CASE DIESEL TRACTOR (S/N 17895000 THRU 002 & UP), CASE IH COTTON EXPRESS COTTON PICKER, CASE DIESEL TRACTOR (PRIOR TO S/N 17897500), CASE DIESEL TRACTOR (S/N 17897500 TO 17897505 17897510 & AFTER, CASE IH AXIAL-FLOW COMBINE (NA), CASE DIESEL TRACTOR, CASE IH AXIAL-FLOW COMBINE, CASE IH AXIAL-FLOW COMBINE (NA) BTW HAJ292001&HAJ300000, CASE IH AXIAL-FLOW COMBINE (NA) BSN JJC0276540, CASE IH AXIAL-FLOW COMBINE (NA) BTW HAJ292001 & HAJ300000, CASE IH AXIAL-FLOW COMBINE (RU) ASN HAJ300001, AXIAL-FLOW COMBINE (NA) ASN HAJ0300001, CASE IH AXIAL-FLOW COMBINE (NA) ASN HAJ300001, LOADER, LOADER AND BACKHOE FOR 580CK SERIES B, CASE IH DISK HARROW, CASE IH FLEX WING TANDEM DISK HARROW, SERIES - CASE SEMI-MOUNTED PLOWS, CASE IH COMBO-MULCH FINISHER, CASE IH FIELD CULTIVATOR, CASE CABLE LAYER W/336 ENGINE (S/N 3058169 & AFTER), AXIAL-FLOW COMBINE (NA), CASE IH FRONT END LOADER, COMBINE - TIER 4 COMMON CAB, COMBINE TIER 4, COMBINE - TIER 4B (NA), COMBINE - TIER 3, CASE IH GRAIN DRILL, CASE IH SOYBEAN SPECIAL GRAIN DRILL, CASE LONG TRACK CRAWLER TRACTOR, IND - CASE CRAWLER TRACTOR, CASE IH CHISEL PLOW, CASE IH CART, SERIES 1 CRAWLER - 07/01/2002 - 01/31/2005, SERIES 2 CRAWLER TIER 2 - 01/21/2005 - 06/16/2006, SERIES 3 CRAWLER TIER 2 - 06/20/2006 - 12/31/2008, CRAWLER DOZER TIER 3 (HYDRO), CASE IH CONSER-TILL PLOW, CASE IH COMBO-MULCH RIPPER, CASE CONSTRUCTION KING LOADER BACKHOE, COMBINE - TIER 4B (NA) - 2014, CRAWLER DOZER TIER 3, CASE IH AIR SEEDER, CASE IH TRAILING PLANTER, MULCHER ATTACHMENTS, 1325 - STEIGER PANTHER 1000-SERIES POWERSHIFT TRACTOR, 1360 - STEIGER PANTHER 1000-SERIES POWER SHIFT TRACTOR, 1400 - STEIGER PANTHER 1000-SERIES POWERSHIFT TRACTOR, CASE IH COTTON PICKER, CRAWLER DOZER - NA, CRAWLER DOZER, 1360 - STEIGER PANTHER 1000-SERIES POWERSHIFT TRACTOR, STEIGER SERIES III WILDCAT TRACTOR, PANTHER 1000-SERIES POWERSHIFT TRACTOR, CASE UNIT LOADER, CASE ARTICULATED WHEEL LOADER (PRIOR TO S/N 9119672) (NORTH AMERICA), CASE UNIT LOADER W/POD CAB (S/N 9119672 & AFTER) (NORTH AMERICA), CASE UNIT LOADER W/POD CAB (S/N 9119672 & AFTER), CASE ARTICULATED WHEEL LOADER (PRIOR TO S/N 9119672), CASE ARTICULATED WHEEL LOADER (NORTH AMERICA), CASE WHEEL LOADER (S/N 9123140 & AFTER) (NORTH AMERICA), CASE WHEEL LOADER (PRIOR TO S/N 9123140), CASE WHEEL LOADER W/POD CAB - NEW YORK STATE SPECIAL, CASE ARTICULATED WHEEL LOADER W/POD CAB (S/N 9120696 & AFTER), CASE WHEEL LOADER, CASE WHEEL LOADER (S/N 17754000 & AFTER) including models 1010, 1020, 1044, 1063, 1064, 1070, 1083, 1084, 1150B, 1150C, 1150D, 1150E, 1150G, 1150H, 1150K, 1150M LT, 1150M WT/LGP, 1155D, 1155E, 1200M, 1200T, 1200W, 1450, 1450B, 1455B.
Frequently asked questions
What is the part number?
The manufacturer part number is 231-41112.
Is this a genuine OEM part?
Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.
Will this fit my machine?
See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.
Where does this ship from?
Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.
- Manufacturer part number
- 231-41112
- Internal SKU
- IC:231-41112
- Brand
- CASE CONSTRUCTION
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.12 lb
Free pickup at any of our 17 branches across Ohio, Indiana, Michigan, and Kentucky. Select your preferred branch at checkout.
30-day no-fault returns. Bought the wrong part? Send it back for a full refund — no restocking fees, no minimums.
All 168 fitments
| Machine | Model | Years |
|---|---|---|
| GRAIN HEADER (P.I.N. CBJ023001 AND AFTER) | 1010 | 2004 – 2011 |
| GRAIN HEADER (P.I.N. JJC0300001 TO JJC0308544) | 1010 | 2004 |
| GRAIN HEADER (S/N JJC0200001 THROUGH JJC0300000) | 1010 | 1993 – 2004 |
| GRAIN HEADER (P.I.N. CBJ023001 AND AFTER) | 1020 | 2004 – 2011 |
| GRAIN HEADER (P.I.N. JJC0315001 TO JJC0350294) | 1020 | 1998 – 2004 |
| GRAIN HEADER (PRIOR TO S/N JJC0215001) | 1020 | 1986 – 2002 |
| GRAIN HEADER (S/N JJC0215001 TO JJC0227000) | 1020 | 1994 – 2002 |
| CORN HEAD | 1044 | 1992 – 2001 |
| CORN HEAD | 1063 | 1996 – 2001 |
| CORN HEAD | 1064 | 1987 – 2001 |
| CASE AGRI-KING TRACTOR (PRIOR TO S/N 8675001) | 1070 | 1969 – 1978 |
| CASE AGRI-KING TRACTOR (S/N 8675001 & AFTER) | 1070 | 1972 – 1978 |
| CORN HEAD | 1083 | 1988 – 2001 |
| CORN HEAD | 1084 | 1988 – 2001 |
| CASE CRAWLER TRACTOR | 1150B | 1973 – 1984 |
| CASE CRAWLER TRACTOR (NORTH AMERICA) | 1150C | 1978 – 1984 |
| CASE CRAWLER TRACTOR | 1150D | 1976 – 1986 |
| CASE CRAWLER TRACTOR | 1150E | 1985 – 1994 |
| CASE CRAWLER TRACTOR | 1150G | 1995 – 1999 |
| CASE CRAWLER TRACTOR | 1150H | 2000 – 2006 |
| SERIES 3 CRAWLER DOZER TIER 3 (NA/EU) | 1150K | 2006 – 2013 |
| CRAWLER DOZER - TIER 4A | 1150M LT | 2012 – 2016 |
| CRAWLER DOZER - TIER 4A | 1150M WT/LGP | 2012 – 2016 |
| CASE CRAWLER TRACTOR | 1155D | 1983 – 1986 |
| CASE CRAWLER TRACTOR | 1155E | 1985 – 1994 |
| SERIES - CASE FIELD CULTIVATORS | 1200M | 1974 – 1980 |
| SERIES - CASE FIELD CULTIVATORS | 1200T | 1974 – 1980 |
| SERIES - CASE FIELD CULTIVATORS | 1200W | 1974 – 1979 |
| CASE CRAWLER TRACTOR | 1450 | 1973 – 1980 |
| CASE CRAWLER TRACTOR | 1450B | 1980 – 1987 |
| CASE CRAWLER TRACTOR | 1455B | 1980 – 1987 |
| CASE CRAWLER TRACTOR | 1550 | 1988 – 1994 |
| COMBINE FIELD TRACKER | 1640 | 1986 – 1989 |
| COMBINE FIELD TRACKER | 1660 | 1986 – 1990 |
| COMBINE FIELD TRACKER | 1680 | 1986 – 1993 |
| CASE DIESEL TRACTOR (PRIOR TO S/N 17895000) | 1896 | 1984 – 1986 |
| CASE DIESEL TRACTOR (S/N 17895000 THRU 002 & UP) | 1896 | 1987 – 1989 |
| CASE IH COTTON EXPRESS COTTON PICKER | 2055 | 1990 – 1993 |
| CASE DIESEL TRACTOR (PRIOR TO S/N 17897500) | 2096 | 1985 – 1986 |
| CASE DIESEL TRACTOR (S/N 17897500 TO 17897505 17897510 & AFTER | 2096 | 1987 – 1989 |
| CASE IH AXIAL-FLOW COMBINE (NA) | 2188 | 1995 – 1997 |
| CASE DIESEL TRACTOR | 2294 | 1985 – 1987 |
| CASE IH AXIAL-FLOW COMBINE | 2344 | 1998 – 2002 |
| CASE IH AXIAL-FLOW COMBINE (NA) | 2366 | 1998 – 2004 |
| CASE IH AXIAL-FLOW COMBINE (NA) BTW HAJ292001&HAJ300000 | 2377 | 2004 – 2007 |
| CASE IH AXIAL-FLOW COMBINE (NA) BSN JJC0276540 | 2388 | 1997 – 2004 |
| CASE IH AXIAL-FLOW COMBINE (NA) BTW HAJ292001 & HAJ300000 | 2388 | 1998 – 2007 |
| CASE IH AXIAL-FLOW COMBINE (RU) ASN HAJ300001 | 2388 | 2006 – 2007 |
| AXIAL-FLOW COMBINE (NA) ASN HAJ0300001 | 2577 | 2006 – 2007 |
| CASE IH AXIAL-FLOW COMBINE (NA) ASN HAJ300001 | 2588 | 2006 |
| LOADER | 26 | 1965 – 1975 |
| LOADER | 26B | 1965 – 1975 |
| LOADER AND BACKHOE FOR 580CK SERIES B | 35 | 1973 – 1983 |
| CASE CRAWLER TRACTOR | 350 | 1970 – 1980 |
| CASE CRAWLER TRACTOR | 350B | 1979 – 1983 |
| CASE IH DISK HARROW | 3800 | 1987 – 1997 |
| CASE IH FLEX WING TANDEM DISK HARROW | 3900 | 1991 – 1997 |
| CASE IH FLEX WING TANDEM DISK HARROW | 3950 | 1996 – 2000 |
| SERIES - CASE SEMI-MOUNTED PLOWS | 400 | 1970 – 1983 |
| CASE IH COMBO-MULCH FINISHER | 4200 | 1992 – 2000 |
| CASE IH FIELD CULTIVATOR | 4300 | 1997 – 2000 |
| CASE CRAWLER TRACTOR | 450B | 1978 – 1983 |
| CASE CRAWLER TRACTOR | 455B | 1983 |
| CASE CABLE LAYER W/336 ENGINE (S/N 3058169 & AFTER) | 475 | 1972 – 1983 |
| SERIES - CASE SEMI-MOUNTED PLOWS | 500 | 1970 – 1983 |
| AXIAL-FLOW COMBINE (NA) | 5088 | 2007 – 2012 |
| CASE IH FRONT END LOADER | 510 | 1990 – 1992 |
| COMBINE - TIER 4 COMMON CAB | 5130 | 2013 – 2014 |
| COMBINE TIER 4 | 5130 | 2012 |
| COMBINE - TIER 4B (NA) | 5140 | 2014 – 2015 |
| COMBINE - TIER 3 | 5150 | 2021 – 2022 |
| CASE IH FRONT END LOADER | 520 | 1992 – 1995 |
| CASE IH GRAIN DRILL | 5400 | 1990 – 2007 |
| CASE IH SOYBEAN SPECIAL GRAIN DRILL | 5500 | 2004 – 2007 |
| CASE LONG TRACK CRAWLER TRACTOR | 550E | 1992 – 1994 |
| CASE LONG TRACK CRAWLER TRACTOR | 550G | 1995 – 1998 |
| CASE CRAWLER TRACTOR | 550H | 1999 – 2008 |
| IND - CASE CRAWLER TRACTOR | 550H | 1999 – 2008 |
| CASE IH CHISEL PLOW | 5800 | 1984 – 2000 |
| CASE IH CHISEL PLOW | 5850 | 1996 – 2000 |
| AXIAL-FLOW COMBINE (NA) | 6088 | 2007 – 2012 |
| CASE IH CART | 6100 | 1997 – 2002 |
| COMBINE - TIER 4 COMMON CAB | 6130 | 2013 – 2014 |
| COMBINE TIER 4 | 6130 | 2012 |
| COMBINE - TIER 4B (NA) | 6140 | 2014 – 2015 |
| COMBINE - TIER 3 | 6150 | 2021 – 2022 |
| CASE IH COTTON EXPRESS COTTON PICKER | 620 | 2006 – 2022 |
| CASE CRAWLER TRACTOR | 650 | 1990 – 1991 |
| CASE CRAWLER TRACTOR | 650G | 1994 – 1999 |
| CASE CRAWLER TRACTOR | 650H | 2000 – 2002 |
| SERIES 1 CRAWLER - 07/01/2002 - 01/31/2005 | 650K | 2002 – 2005 |
| SERIES 2 CRAWLER TIER 2 - 01/21/2005 - 06/16/2006 | 650K | 2005 – 2008 |
| SERIES 3 CRAWLER TIER 2 - 06/20/2006 - 12/31/2008 | 650K | 2005 – 2008 |
| CRAWLER DOZER TIER 3 (HYDRO) | 650L | 2008 – 2017 |
| CASE IH CONSER-TILL PLOW | 6650 | 1987 – 1997 |
| CASE IH CART | 6800 | 1997 – 2002 |
| CASE IH COMBO-MULCH RIPPER | 6800 | 1994 – 2002 |
| CASE CONSTRUCTION KING LOADER BACKHOE | 680H | 1980 – 1984 |
| AXIAL-FLOW COMBINE (NA) | 7088 | 2007 – 2012 |
| COMBINE - TIER 4 COMMON CAB | 7130 | 2013 |
| COMBINE TIER 4 | 7130 | 2012 |
| COMBINE - TIER 4B (NA) - 2014 | 7140 | 2014 – 2015 |
| COMBINE - TIER 3 | 7150 | 2021 – 2022 |
| CASE CRAWLER TRACTOR | 750H | 2000 – 2002 |
| SERIES 1 CRAWLER - 07/01/2002 - 01/31/2005 | 750K | 2002 – 2005 |
| SERIES 2 CRAWLER TIER 2 - 01/21/2005 - 06/16/2006 | 750K | 2005 – 2008 |
| CRAWLER DOZER TIER 3 | 750L | 2008 – 2012 |
| CRAWLER DOZER - TIER 4A | 750M LT | 2013 – 2016 |
| CRAWLER DOZER - TIER 4A | 750M WT/LGP | 2012 – 2016 |
| CASE CONSTRUCTION KING LOADER BACKHOE | 780B | 1981 – 1985 |
| CASE IH AIR SEEDER | 8100 | 1991 – 1992 |
| CASE CRAWLER TRACTOR | 850B | 1976 – 1984 |
| CASE CRAWLER TRACTOR | 850C | 1981 – 1984 |
| CASE LONG TRACK CRAWLER TRACTOR | 850D | 1985 – 1994 |
| CASE LONG TRACK CRAWLER TRACTOR | 850E | 1992 – 1994 |
| CASE CRAWLER TRACTOR | 850G | 1994 – 1999 |
| CASE CRAWLER TRACTOR | 850H | 2000 – 2002 |
| SERIES 1 CRAWLER - 07/01/2002 - 01/31/2005 | 850K | 2002 – 2005 |
| SERIES 2 CRAWLER TIER 2 - 01/21/2005 - 06/16/2006 | 850K | 2005 – 2008 |
| SERIES 3 CRAWLER TIER 2 - 06/20/2006 - 12/31/2008 | 850K | 2005 – 2008 |
| CRAWLER DOZER TIER 3 | 850L | 2008 – 2013 |
| CRAWLER DOZER - TIER 4A | 850M LT | 2013 – 2016 |
| CRAWLER DOZER - TIER 4A | 850M WT/LGP | 2013 – 2016 |
| CASE CRAWLER TRACTOR | 855C | 1984 |
| CASE LONG TRACK CRAWLER TRACTOR | 855D | 1985 – 1994 |
| CASE LONG TRACK CRAWLER TRACTOR | 855E | 1992 – 1994 |
| COMBINE - TIER 4 COMMON CAB | 9230 | 2013 – 2014 |
| CASE IH TRAILING PLANTER | 955 | 1995 – 1999 |
| MULCHER ATTACHMENTS | CASE IH | 1992 – 2000 |
| 1325 - STEIGER PANTHER 1000-SERIES POWERSHIFT TRACTOR | CP | 1982 – 1983 |
| 1360 - STEIGER PANTHER 1000-SERIES POWER SHIFT TRACTOR | CP | 1982 – 1983 |
| 1400 - STEIGER PANTHER 1000-SERIES POWERSHIFT TRACTOR | CP | 1982 – 1983 |
| CASE IH COTTON PICKER | CPX610 | 2001 – 2005 |
| CASE IH COTTON PICKER | CPX620 | 2005 – 2006 |
| CRAWLER DOZER - TIER 4A | D125C LT | 2013 – 2016 |
| CRAWLER DOZER - TIER 4A | D125C WT/LGP | 2013 |
| CRAWLER DOZER - NA | D75 | 2004 – 2008 |
| CRAWLER DOZER TIER 3 | D75B | 2009 – 2012 |
| CRAWLER DOZER - NA | D85 | 2004 – 2007 |
| CRAWLER DOZER TIER 3 | D85B | 2008 – 2012 |
| CRAWLER DOZER - NA | D95 | 2004 – 2008 |
| CRAWLER DOZER TIER 3 | D95B | 2008 – 2012 |
| CRAWLER DOZER | DC75 | 2004 – 2006 |
| CRAWLER DOZER | DC85 | 2004 – 2006 |
| CRAWLER DOZER | DC95 | 2004 – 2008 |
| SERIES - CASE FIELD CULTIVATORS | FC | — |
| 1325 - STEIGER PANTHER 1000-SERIES POWERSHIFT TRACTOR | KP | 1982 – 1983 |
| 1360 - STEIGER PANTHER 1000-SERIES POWERSHIFT TRACTOR | KP | 1982 – 1983 |
| 1400 - STEIGER PANTHER 1000-SERIES POWERSHIFT TRACTOR | KP | 1982 – 1983 |
| CASE IH FRONT END LOADER | L300 | 1998 – 2000 |
| STEIGER SERIES III WILDCAT TRACTOR | RC210 | 1976 – 1977 |
| STEIGER SERIES III WILDCAT TRACTOR | ST210 | 1976 – 1980 |
| PANTHER 1000-SERIES POWERSHIFT TRACTOR | STEIGER | 1983 |
| CASE UNIT LOADER | W11 | 1983 |
| CASE ARTICULATED WHEEL LOADER (PRIOR TO S/N 9119672) (NORTH AMERICA) | W14 | 1972 – 1975 |
| CASE UNIT LOADER W/POD CAB (S/N 9119672 & AFTER) (NORTH AMERICA) | W14 | 1975 – 1986 |
| CASE UNIT LOADER W/POD CAB (S/N 9119672 & AFTER) | W14FL | 1975 – 1986 |
| CASE ARTICULATED WHEEL LOADER (PRIOR TO S/N 9119672) | W14H | 1972 – 1975 |
| CASE UNIT LOADER W/POD CAB (S/N 9119672 & AFTER) | W14H | 1980 – 1986 |
| CASE ARTICULATED WHEEL LOADER (NORTH AMERICA) | W18 | 1971 – 1983 |
| CASE WHEEL LOADER (S/N 9123140 & AFTER) (NORTH AMERICA) | W18 | 1976 – 1983 |
| CASE WHEEL LOADER (PRIOR TO S/N 9123140) | W20 | 1971 – 1983 |
| CASE WHEEL LOADER (S/N 9123140 & AFTER) (NORTH AMERICA) | W20 | 1976 – 1983 |
| CASE WHEEL LOADER W/POD CAB - NEW YORK STATE SPECIAL | W20 | 1971 – 1983 |
| CASE WHEEL LOADER (S/N 9123140 & AFTER) (NORTH AMERICA) | W20B | 1981 – 1993 |
| CASE ARTICULATED WHEEL LOADER W/POD CAB (S/N 9120696 & AFTER) | W24B | 1975 – 1978 |
| CASE WHEEL LOADER | W24C | 1977 – 1985 |
| CASE WHEEL LOADER (S/N 17754000 & AFTER) | W36 | 1979 – 1983 |