Seal Oil
Case Construction ·21 Fitments
| Machine | Model | Years |
|---|---|---|
| CASE TORQUE CONVERTER CRAWLER TRACTOR (S/N 7109000 TO 7110299) | 1150 | 1968 – 1974 |
| CASE TORQUE CONVERTER CRAWLER TRACTOR (S/N 7110300 & AFTER) | 1150 | 1969 – 1974 |
| 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 |
| CASE CRAWLER TRACTOR | 1155D | 1983 – 1986 |
| CASE CRAWLER TRACTOR | 1155E | 1985 – 1994 |
Enhance your heavy equipment’s performance with Case Construction Seal Oil #D51518. Designed for optimal sealing and lubrication, this high-quality oil ensures durability and efficiency in demanding conditions, keeping your machinery running smoothly and reliably on the job site.
Compatible equipment
This part fits CASE TORQUE CONVERTER CRAWLER TRACTOR (S/N 7109000 TO 7110299), CASE TORQUE CONVERTER CRAWLER TRACTOR (S/N 7110300 & AFTER), CASE CRAWLER TRACTOR, CASE CRAWLER TRACTOR (NORTH AMERICA), CASE CRAWLER TRACTOR (EUROPE), CASE CRAWLER TRACTOR (S/N 7073469 & AFTER) (NORTH AMERICA), CASE CRAWLER TRACTOR (UP TO S/N 7073468) (NORTH AMERICA), CASE LONG TRACK CRAWLER TRACTOR including models 1150, 1150B, 1150C, 1150D, 1150E, 1150G, 1150H, 1155D, 1155E, 1450, 1450B, 1455B, 850, 850B, 850C, 850D, 855C, 855D.
Frequently asked questions
What is the part number?
The manufacturer part number is D51518.
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
- D51518
- Internal SKU
- IC:D51518
- Brand
- CASE CONSTRUCTION
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.17 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 21 fitments
| Machine | Model | Years |
|---|---|---|
| CASE TORQUE CONVERTER CRAWLER TRACTOR (S/N 7109000 TO 7110299) | 1150 | 1968 – 1974 |
| CASE TORQUE CONVERTER CRAWLER TRACTOR (S/N 7110300 & AFTER) | 1150 | 1969 – 1974 |
| 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 |
| CASE CRAWLER TRACTOR | 1155D | 1983 – 1986 |
| CASE CRAWLER TRACTOR | 1155E | 1985 – 1994 |
| CASE CRAWLER TRACTOR | 1450 | 1973 – 1980 |
| CASE CRAWLER TRACTOR | 1450B | 1980 – 1987 |
| CASE CRAWLER TRACTOR | 1455B | 1980 – 1987 |
| CASE CRAWLER TRACTOR (EUROPE) | 850 | 1967 – 1977 |
| CASE CRAWLER TRACTOR (S/N 7073469 & AFTER) (NORTH AMERICA) | 850 | 1969 – 1977 |
| CASE CRAWLER TRACTOR (UP TO S/N 7073468) (NORTH AMERICA) | 850 | 1967 – 1977 |
| CASE CRAWLER TRACTOR | 850B | 1976 – 1984 |
| CASE CRAWLER TRACTOR | 850C | 1981 – 1984 |
| CASE LONG TRACK CRAWLER TRACTOR | 850D | 1985 – 1994 |
| CASE CRAWLER TRACTOR | 855C | 1984 |
| CASE LONG TRACK CRAWLER TRACTOR | 855D | 1985 – 1994 |