OEM O-Ring · Case Construction
86629543$1.50
In stock
Case Construction
OEM
Part No. 274787
O-Ring O Ring
31 verified fitments
Select your machine to check fit
Ships nationwideUPS, USPS & freight
30-day returnsNew, unused parts
OEM guaranteedDirect from manufacturer
| Machine | Model | Years / S/N |
|---|---|---|
| CASE AGRI-KING TRACTOR (PRIOR TO S/N 8675001) | 1070 | 1969 – 1978 |
| CASE AGRI-KING TRACTOR (S/N 8675001 & AFTER) | 1070 | 1972 – 1978 |
| CASE AGRI-KING DIESEL TRACTOR | 1090 | 1970 – 1971 |
| CASE AGRI-KING DIESEL TRACTOR | 1170 | 1970 – 1971 |
| CASE AGRI-KING DIESEL TRACTOR | 1175 | 1972 – 1978 |
| CASE AGRI-KING TRACTOR (PRIOR TO S/N 8736001) | 1270 | 1972 – 1978 |
| CASE AGRI-KING TRACTOR (S/N 8736001 & AFTER) | 1270 | 1973 – 1978 |
| CASE AGRI-KING TRACTOR (PRIOR TO S/N 8727601) | 1370 | 1972 – 1978 |
| CASE AGRI-KING TRACTOR (S/N 8727601 & AFTER) | 1370 | 1973 – 1978 |
| CASE AGRI-KING DIESEL TRACTOR | 1570 | 1976 – 1978 |
Enhance the performance of your Case Construction equipment with the durable O-Ring #274787. Designed for optimal sealing and reliability, this essential part ensures efficient operation, reducing downtime and maintenance costs in heavy-duty applications.
Compatible equipment
This part fits CASE AGRI-KING TRACTOR (PRIOR TO S/N 8675001), CASE AGRI-KING TRACTOR (S/N 8675001 & AFTER), CASE AGRI-KING DIESEL TRACTOR, CASE AGRI-KING TRACTOR (PRIOR TO S/N 8736001), CASE AGRI-KING TRACTOR (S/N 8736001 & AFTER), CASE AGRI-KING TRACTOR (PRIOR TO S/N 8727601), CASE AGRI-KING TRACTOR (S/N 8727601 & AFTER), CASE AGRI-KING TRACTOR (''''SPIRIT OF ''76'''' OPTION), CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA), CASE UNI-LOADER SKID STEER LOADER, LOADER BACKHOE (NORTH AMERICA) (ASN JJG0020000), CASE SUPER-K CONSTRUCTION KING LOADER BACKHOE, TURBO LOADER BACKHOE, CASE CONSTRUCTION KING LOADER BACKHOE, CASE AGRI-KING TRACTOR (PRIOR TO P.I.N. 8675001), TWIN ROTOR COMBINE including models 1070, 1090, 1170, 1175, 1270, 1370, 1570, '1570, 1830, 1835, 580K, 580SK, 590, 680E, 680G, 680H, 680K, 770, 780B, 780C, 870, 970, TR95, TR96, TR97.
Frequently asked questions
What is the part number?
The manufacturer part number is 274787.
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.
WARNING:For California residents — Cancer and Reproductive Harm. www.P65Warnings.ca.gov
- Manufacturer part number
- 274787
- Brand
- Case Construction
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.11 lb
Ships nationwide. In-stock parts ordered before 2:30 PM ET ship the same business day. Your exact shipping cost and delivery estimate are calculated at checkout from your ZIP code and the part’s size and weight; oversized and truck-freight items may need extra transit time and freight charges.
Free branch pickup is also available across Ohio, Indiana, Michigan, and Kentucky — just choose it at checkout.
30-day returns. New, unused parts in original packaging may be returned within 30 days. Some items — including electrical, special-order, and direct-from-supplier parts — are non-returnable. See our full return policy.
All 31 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| CASE AGRI-KING TRACTOR (PRIOR TO S/N 8675001) | 1070 | 1969 – 1978 |
| CASE AGRI-KING TRACTOR (S/N 8675001 & AFTER) | 1070 | 1972 – 1978 |
| CASE AGRI-KING DIESEL TRACTOR | 1090 | 1970 – 1971 |
| CASE AGRI-KING DIESEL TRACTOR | 1170 | 1970 – 1971 |
| CASE AGRI-KING DIESEL TRACTOR | 1175 | 1972 – 1978 |
| CASE AGRI-KING TRACTOR (PRIOR TO S/N 8736001) | 1270 | 1972 – 1978 |
| CASE AGRI-KING TRACTOR (S/N 8736001 & AFTER) | 1270 | 1973 – 1978 |
| CASE AGRI-KING TRACTOR (PRIOR TO S/N 8727601) | 1370 | 1972 – 1978 |
| CASE AGRI-KING TRACTOR (S/N 8727601 & AFTER) | 1370 | 1973 – 1978 |
| CASE AGRI-KING DIESEL TRACTOR | 1570 | 1976 – 1978 |
| CASE AGRI-KING TRACTOR (''''SPIRIT OF ''76'''' OPTION) | '1570 | 1976 |
| CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA) | 1830 | 1974 – 1980 |
| CASE UNI-LOADER SKID STEER LOADER | 1835 | 1980 – 1982 |
| LOADER BACKHOE (NORTH AMERICA) (ASN JJG0020000) | 580K | 1987 – 1994 |
| CASE SUPER-K CONSTRUCTION KING LOADER BACKHOE | 580SK | 1996 |
| TURBO LOADER BACKHOE | 590 | 1988 – 1991 |
| CASE CONSTRUCTION KING LOADER BACKHOE | 680E | 1974 – 1978 |
| CASE CONSTRUCTION KING LOADER BACKHOE | 680G | 1978 – 1981 |
| CASE CONSTRUCTION KING LOADER BACKHOE | 680H | 1980 – 1984 |
| CASE CONSTRUCTION KING LOADER BACKHOE | 680K | 1984 – 1988 |
| CASE AGRI-KING TRACTOR (PRIOR TO S/N 8675001) | 770 | 1969 – 1972 |
| CASE AGRI-KING TRACTOR (S/N 8675001 & AFTER) | 770 | 1970 – 1972 |
| CASE CONSTRUCTION KING LOADER BACKHOE | 780B | 1981 – 1985 |
| CASE CONSTRUCTION KING LOADER BACKHOE | 780C | 1981 – 1988 |
| CASE AGRI-KING TRACTOR (PRIOR TO P.I.N. 8675001) | 870 | 1969 – 1974 |
| CASE AGRI-KING TRACTOR (S/N 8675001 & AFTER) | 870 | 1970 – 1974 |
| CASE AGRI-KING TRACTOR (PRIOR TO S/N 8675001) | 970 | 1969 – 1978 |
| CASE AGRI-KING TRACTOR (S/N 8675001 & AFTER) | 970 | 1973 – 1978 |
| TWIN ROTOR COMBINE | TR95 | 1979 – 1984 |
| TWIN ROTOR COMBINE | TR96 | 1984 – 1994 |
| TWIN ROTOR COMBINE | TR97 | 1994 – 1996 |
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