At a Glance
- >Fits 6K–8K axle oil bath hubs
- >2-7/8"-12 thread specification
- >Includes O-ring and rubber plug
- >Direct replacement oil cap kit
- Brand: Dexter
- SKU: 21-35-KIT
Before You Order
Match the part number, measurements and connection points that apply to your trailer.
Fitment Check
| Part Number | Match the number stamped on the original bearing or seal. |
|---|---|
| Dimensions | Measure the mating surfaces when a number is unavailable. |
| Hub / Axle | Use capacity as context, not as the only fitment check. |
Product Details
Oil Cap Kit 2-7/8"-12 Thread for 6K–8K Axles with O-Ring and Plug
Part Number: 21-35-KIT
Single oil cap kit for 6K–8K axles with 2-7/8"-12 threads, including O-ring and rubber plug for proper sealing and oil retention in oil bath hub systems.
R&P Knowledge Hub
Oil caps seal oil bath hubs and maintain lubrication. Proper thread size and intact sealing components prevent leaks and ensure consistent bearing protection.
Features
- Fits 6K–8K axle oil bath hubs
- 2-7/8"-12 thread specification
- Includes O-ring and rubber plug
- Direct replacement oil cap kit
Specifications
| Part Number | 21-35-KIT |
| Thread Size | 2-7/8" OD |
| Thread Count | 12 Thread |
| Axle Rating | 6K–8K |
| Type | Oil Bath Cap Kit |
Included Components
| Part Number | Quantity | Description |
|---|---|---|
| 21-35 | 1 | Oil Cap (2-7/8"-12) |
| 010-045-00 | 1 | O-Ring for Oil Cap |
| 046-032-00 | 1 | Rubber Insert Plug |