1/2in-13 X 1in Grade 8 12-point Screw
Bolts And Screws ·17 Fitments
| Machine | Model | Years |
|---|---|---|
| CASE CRAWLER TRACTOR | 1450B | 1980 – 1987 |
| CASE CRAWLER TRACTOR | 1455B | 1980 – 1987 |
| CASE UNI-LOADER SKID STEER LOADER | 1816 | 1973 – 1984 |
| CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA) | 1816B | 1977 – 1984 |
| CASE UNI-LOADER SKID STEER LOADER | 1818 | 1987 – 1997 |
| CASE UNI-LOADER SKID STEER LOADER (AFTER S/N JAF0069386) | 1818 | 1991 – 1997 |
| CASE CRAWLER TRACTOR | 450B | 1978 – 1983 |
| CASE LONG TRACK CRAWLER TRACTOR | 450C | 1983 – 1994 |
| CASE CRAWLER TRACTOR | 455B | 1983 |
| CASE LONG TRACK CRAWLER TRACTOR | 455C | 1983 – 1990 |
Enhance your heavy equipment performance with the Case Construction 1/2in-13 x 1in Grade 8 12-Point Screw #166-85. Engineered for durability and strength, this high-quality screw ensures reliable fastening for your construction machinery. Perfect for demanding applications.
Compatible equipment
This part fits CASE CRAWLER TRACTOR, CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA), CASE UNI-LOADER SKID STEER LOADER (AFTER S/N JAF0069386), CASE LONG TRACK CRAWLER TRACTOR including models 1450B, 1455B, 1816, 1816B, 1818, 450B, 450C, 455B, 455C, 550, 650, 850B, 850C, 850D, 855C, 855D.
Frequently asked questions
What is the part number?
The manufacturer part number is 166-85.
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
- 166-85
- Internal SKU
- IC:166-85
- Brand
- CASE CONSTRUCTION
- Condition
- OEM, new
- Category
- Bolts And Screws
- Weight
- 0.2 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 17 fitments
| Machine | Model | Years |
|---|---|---|
| CASE CRAWLER TRACTOR | 1450B | 1980 – 1987 |
| CASE CRAWLER TRACTOR | 1455B | 1980 – 1987 |
| CASE UNI-LOADER SKID STEER LOADER | 1816 | 1973 – 1984 |
| CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA) | 1816B | 1977 – 1984 |
| CASE UNI-LOADER SKID STEER LOADER | 1818 | 1987 – 1997 |
| CASE UNI-LOADER SKID STEER LOADER (AFTER S/N JAF0069386) | 1818 | 1991 – 1997 |
| CASE CRAWLER TRACTOR | 450B | 1978 – 1983 |
| CASE LONG TRACK CRAWLER TRACTOR | 450C | 1983 – 1994 |
| CASE CRAWLER TRACTOR | 455B | 1983 |
| CASE LONG TRACK CRAWLER TRACTOR | 455C | 1983 – 1990 |
| CASE LONG TRACK CRAWLER TRACTOR | 550 | 1989 – 1991 |
| CASE CRAWLER TRACTOR | 650 | 1990 – 1991 |
| 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 |