O-ring
Case Construction ·43 Fitments
| Machine | Model | Years |
|---|---|---|
| CASE CRAWLER EXCAVATOR (NORTH AMERICA) | 125B | 1988 – 1989 |
| CRAWLER DOZER - TIER 4A | 1650M WT/LGP | 2013 – 2015 |
| CRAWLER DOZER - TIER 4A | 1650M XLT | 2013 – 2015 |
| CASE UNI-LOADER SKID STEER LOADER | 1838 | 1994 – 1996 |
| CASE UNI-LOADER SKID STEER LOADER | 1840 | 1989 – 2001 |
| CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA) | 1845C | 1985 – 2001 |
| CRAWLER DOZER - TIER 4A | 2050M LT | 2013 – 2015 |
| CRAWLER DOZER - TIER 4A | 2050M WT/LGP | 2013 – 2015 |
| CRAWLER DOZER - TIER 4A | 2050M XLT PAT | 2013 – 2015 |
| POCLAIN CRAWLER EXCAVATOR | 220 | 1988 – 1992 |
Enhance your heavy equipment’s performance with the Case Construction O-Ring #510204. Designed for durability and precision, this essential part ensures optimal sealing and reliability, keeping your machinery running smoothly in the toughest conditions. Perfect for maintenance and repairs.
Compatible equipment
This part fits CASE CRAWLER EXCAVATOR (NORTH AMERICA), CRAWLER DOZER - TIER 4A, CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA), POCLAIN CRAWLER EXCAVATOR, POCLAIN CRAWLER EXCAVATOR - CK (12440-13030) - CL (8441-8714), POCLAIN CRAWLER EXCAVATOR - ELECTRICAL MOTOR (ZAIRE), BACKHOE, DAVIS FLEETHOE TRENCHER, CASE CRAWLER TRACTOR (S/N 3023001 TO 3032301), CASE CRAWLER TRACTOR (S/N 3039619 & AFTER), SERIES A INTERNATIONAL LOADER TRACTOR, CASE SKID STEER LOADER, CASE CRAWLER TRACTOR, CASE CONSTRUCTION KING FORKLIFT, CASE CONSTRUCTION KING LOADER BACKHOE AFTER S/N 3739160 (EUROPE), CASE CONSTRUCTION KING LOADER BACKHOE BEFORE S/N 3739160 (EUROPE), CASE CONSTRUCTION KING LOADER BACKHOE, CASE TURBO HORIZONTAL DIRECTIONAL DRILLING MACHINE, CASE SKID STEER LOADER - ASN JAF0318922 (NA) JAF0352169 (EU), CASE SKID STEER LOADER - ASN JAF0352234 (NA) JAF0352715 (EU), CASE SKID STEER LOADER - ASN JAF0320050 (NA) JAF0274262 (EU), CASE SKID STEER LOADER - ASN JAF0311357 (NA) JAF0274360 (EU), CASE BACKHOE, DAVIS FLEETLINE 70 4 TRENCHER, DAVIS FLEETLINE 30 4 TRENCHER, DAVIS FLEETLINE 40 4 TRENCHER, CASE TRENCHER including models 125B, 1650M WT/LGP, 1650M XLT, 1838, 1840, 1845C, 2050M LT, 2050M WT/LGP, 2050M XLT PAT, 220, 220B, 26C, 30, 310G, 3400, 40XT, 500, 530, 580, 580F, 580G, 6010, 60XT, 70XT, 75XT.
Frequently asked questions
What is the part number?
The manufacturer part number is 510204.
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
- 510204
- Internal SKU
- IC:510204
- Brand
- CASE CONSTRUCTION
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.02 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 |
|---|---|---|
| CASE CRAWLER EXCAVATOR (NORTH AMERICA) | 125B | 1988 – 1989 |
| CRAWLER DOZER - TIER 4A | 1650M WT/LGP | 2013 – 2015 |
| CRAWLER DOZER - TIER 4A | 1650M XLT | 2013 – 2015 |
| CASE UNI-LOADER SKID STEER LOADER | 1838 | 1994 – 1996 |
| CASE UNI-LOADER SKID STEER LOADER | 1840 | 1989 – 2001 |
| CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA) | 1845C | 1985 – 2001 |
| CRAWLER DOZER - TIER 4A | 2050M LT | 2013 – 2015 |
| CRAWLER DOZER - TIER 4A | 2050M WT/LGP | 2013 – 2015 |
| CRAWLER DOZER - TIER 4A | 2050M XLT PAT | 2013 – 2015 |
| POCLAIN CRAWLER EXCAVATOR | 220 | 1988 – 1992 |
| POCLAIN CRAWLER EXCAVATOR - CK (12440-13030) - CL (8441-8714) | 220 | 1988 – 1992 |
| CASE CRAWLER EXCAVATOR (NORTH AMERICA) | 220B | 1984 – 1992 |
| POCLAIN CRAWLER EXCAVATOR - ELECTRICAL MOTOR (ZAIRE) | 220B | 1985 – 1992 |
| BACKHOE | 26C | 1975 – 1979 |
| DAVIS FLEETHOE TRENCHER | 30 | 1970 – 1980 |
| CASE CRAWLER TRACTOR (S/N 3023001 TO 3032301) | 310G | 1964 – 1969 |
| CASE CRAWLER TRACTOR (S/N 3039619 & AFTER) | 310G | 1969 |
| SERIES A INTERNATIONAL LOADER TRACTOR | 3400 | 1971 – 1974 |
| CASE SKID STEER LOADER | 40XT | 2001 – 2005 |
| CASE CRAWLER TRACTOR | 500 | 1953 – 1983 |
| CASE CONSTRUCTION KING FORKLIFT | 530 | 1960 – 1970 |
| CASE CONSTRUCTION KING FORKLIFT | 580 | 1966 – 1971 |
| CASE CONSTRUCTION KING LOADER BACKHOE AFTER S/N 3739160 (EUROPE) | 580F | 1987 – 1988 |
| CASE CONSTRUCTION KING LOADER BACKHOE BEFORE S/N 3739160 (EUROPE) | 580F | 1987 – 1988 |
| CASE CONSTRUCTION KING LOADER BACKHOE | 580G | 1978 – 1988 |
| CASE TURBO HORIZONTAL DIRECTIONAL DRILLING MACHINE | 6010 | 1999 – 2004 |
| CASE SKID STEER LOADER | 60XT | 2002 – 2005 |
| CASE SKID STEER LOADER | 70XT | 2002 – 2005 |
| CASE SKID STEER LOADER | 75XT | 2002 – 2005 |
| CASE SKID STEER LOADER - ASN JAF0318922 (NA) JAF0352169 (EU) | 75XT | 2002 – 2005 |
| CASE SKID STEER LOADER - ASN JAF0352234 (NA) JAF0352715 (EU) | 85XT | 2002 – 2005 |
| CASE SKID STEER LOADER | 90XT | 1997 – 2005 |
| CASE SKID STEER LOADER - ASN JAF0320050 (NA) JAF0274262 (EU) | 90XT | 2001 – 2005 |
| CASE SKID STEER LOADER | 95XT | 2001 – 2005 |
| CASE SKID STEER LOADER - ASN JAF0311357 (NA) JAF0274360 (EU) | 95XT | 2001 – 2005 |
| CASE BACKHOE | D100 | 1989 |
| CASE BACKHOE | D100XR | 1987 – 1994 |
| CASE BACKHOE | D130 | 1989 – 2001 |
| DAVIS FLEETLINE 70 4 TRENCHER | L55 | 1970 – 1979 |
| DAVIS FLEETLINE 70 4 TRENCHER | P55 | 1970 – 1979 |
| DAVIS FLEETLINE 30 4 TRENCHER | P60 | 1970 – 1988 |
| DAVIS FLEETLINE 40 4 TRENCHER | SD100 | 1970 – 1986 |
| CASE TRENCHER | TF300 | 1970 – 2000 |