Nut Lock Locknut
Case Construction ·43 Fitments
| Machine | Model | Years |
|---|---|---|
| DMI ECOLO-CHAMP COLTER CHISEL | 1300 | 1985 – 1992 |
| CASE IH DISK HARROW | 3850 | 1997 – 2006 |
| DMI ECOLO-TIGER | 530B | 1997 – 2007 |
| DMI ECOLO-TIGER - DISC LEVELER | 530B | 1997 – 2005 |
| DMI ECOLO-TIGER - TINE HARROW | 530B | 1997 – 2005 |
| ECOLO-TIGER MULCH CHISEL | 530B | 1997 – 2005 |
| CASE IH ECOLO-TIGER | 530C | 2006 – 2008 |
| LOADER LANDSCAPER | 570LXT | 1994 – 1997 |
| LOADER BACKHOE (NORTH AMERICA) | 580K | 1987 – 1994 |
| LOADER BACKHOE (NORTH AMERICA) (ASN JJG0020000) | 580K | 1987 – 1994 |
Ensure optimal performance and safety with the Case Construction Nut Lock Locknut #231-4247. Designed for heavy equipment, this durable locknut provides secure fastening, preventing loosening under vibration. Perfect for maintaining your machinery’s reliability and efficiency on the job site.
Compatible equipment
This part fits DMI ECOLO-CHAMP COLTER CHISEL, CASE IH DISK HARROW, DMI ECOLO-TIGER, DMI ECOLO-TIGER - DISC LEVELER, DMI ECOLO-TIGER - TINE HARROW, ECOLO-TIGER MULCH CHISEL, CASE IH ECOLO-TIGER, LOADER LANDSCAPER, LOADER BACKHOE (NORTH AMERICA), LOADER BACKHOE (NORTH AMERICA) (ASN JJG0020000), SERIES 2 LOADER BACKHOE - ASN JJG0239360, LOADER BACKHOE (NA) - ASN JJG0285001, SERIES 2 LOADER BACKHOE TIER 2 (NA) - ASN N4C303000, SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N8C500000, CASE SUPER-K CONSTRUCTION KING LOADER BACKHOE, LOADER BACKHOE - BSN JJG0239361, SERIES 2 LOADER BACKHOE TIER 2 (NA) - ASN N4C304000, SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N8C5040000, SERIES 2 LOADER BACKHOE TIER 2 (NA) - ASN N4C307000, SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N8C508000, TURBO LOADER BACKHOE, LOADER BACKHOE, SERIES 2 LOADER BACKHOE - ASN JJG0210575, SERIES 2 LOADER BACKHOE TIER 2 (NA) - ASN N4C309000, SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N8C508500, SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N7C431854, CHISEL PLOW, 5 SHANK MULCH CHISEL, 7 SHANK MULCH CHISEL, TWO - DMI RIPPER including models 1300, 3850, 530B, 530C, 570LXT, 580K, 580L, 580M, 580SK, 580SL, 580SM, 590, 590L, 590SL, 590SM, 6700, 6750, 730B, 900, ST710, ST715, ST770, TIGER.
Frequently asked questions
What is the part number?
The manufacturer part number is 231-4247.
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
- 231-4247
- Internal SKU
- IC:231-4247
- Brand
- CASE CONSTRUCTION
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.03 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 43 fitments
| Machine | Model | Years |
|---|---|---|
| DMI ECOLO-CHAMP COLTER CHISEL | 1300 | 1985 – 1992 |
| CASE IH DISK HARROW | 3850 | 1997 – 2006 |
| DMI ECOLO-TIGER | 530B | 1997 – 2007 |
| DMI ECOLO-TIGER - DISC LEVELER | 530B | 1997 – 2005 |
| DMI ECOLO-TIGER - TINE HARROW | 530B | 1997 – 2005 |
| ECOLO-TIGER MULCH CHISEL | 530B | 1997 – 2005 |
| CASE IH ECOLO-TIGER | 530C | 2006 – 2008 |
| LOADER LANDSCAPER | 570LXT | 1994 – 1997 |
| LOADER BACKHOE (NORTH AMERICA) | 580K | 1987 – 1994 |
| LOADER BACKHOE (NORTH AMERICA) (ASN JJG0020000) | 580K | 1987 – 1994 |
| LOADER BACKHOE (NORTH AMERICA) | 580L | 1997 |
| SERIES 2 LOADER BACKHOE - ASN JJG0239360 | 580L | 1997 – 2000 |
| LOADER BACKHOE (NA) - ASN JJG0285001 | 580M | 2000 – 2004 |
| SERIES 2 LOADER BACKHOE TIER 2 (NA) - ASN N4C303000 | 580M | 2004 – 2008 |
| SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N8C500000 | 580M | 2008 – 2010 |
| CASE SUPER-K CONSTRUCTION KING LOADER BACKHOE | 580SK | 1996 |
| LOADER BACKHOE - BSN JJG0239361 | 580SL | 1998 – 2000 |
| SERIES 2 LOADER BACKHOE - ASN JJG0239360 | 580SL | 1994 – 2000 |
| LOADER BACKHOE (NORTH AMERICA) | 580SM | 1999 – 2004 |
| SERIES 2 LOADER BACKHOE TIER 2 (NA) - ASN N4C304000 | 580SM | 2004 – 2008 |
| SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N8C5040000 | 580SM | 2007 – 2010 |
| SERIES 2 LOADER BACKHOE TIER 2 (NA) - ASN N4C307000 | 580SM | 2004 – 2008 |
| SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N8C508000 | 580SM | 2007 – 2010 |
| TURBO LOADER BACKHOE | 590 | 1988 – 1991 |
| LOADER BACKHOE | 590L | 1998 |
| LOADER BACKHOE | 590SL | 1995 – 1998 |
| SERIES 2 LOADER BACKHOE - ASN JJG0210575 | 590SL | 1998 – 2000 |
| LOADER BACKHOE (NORTH AMERICA) | 590SM | 2001 – 2004 |
| SERIES 2 LOADER BACKHOE TIER 2 (NA) - ASN N4C309000 | 590SM | 2003 – 2008 |
| SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N8C508500 | 590SM | 2006 – 2010 |
| SERIES 3 LOADER BACKHOE TIER 3 (NA) - ASN N7C431854 | 590SM | 2007 – 2010 |
| CHISEL PLOW | 6700 | 2000 – 2006 |
| CHISEL PLOW | 6750 | 2000 – 2006 |
| DMI ECOLO-TIGER | 730B | 1997 – 2007 |
| DMI ECOLO-TIGER - DISC LEVELER | 730B | 1997 – 2007 |
| DMI ECOLO-TIGER - TINE HARROW | 730B | 1997 – 2007 |
| ECOLO-TIGER MULCH CHISEL | 730B | 2002 – 2005 |
| DMI ECOLO-CHAMP COLTER CHISEL | 900 | 1985 – 1992 |
| CHISEL PLOW | ST710 | 2004 – 2007 |
| CHISEL PLOW | ST715 | 2004 – 2007 |
| 5 SHANK MULCH CHISEL | ST770 | 2004 – 2007 |
| 7 SHANK MULCH CHISEL | ST770 | 2004 – 2007 |
| TWO - DMI RIPPER | TIGER | 1985 – 1991 |