In stock
SKU: 8T1790
8T1790 Piston Seal fit Caterpillar
In stock
SKU: 8T1790
8T1790 Piston Seal fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
$20.00
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Piston Seal 8T1790
8T1790 is a hydraulic piston seal for Caterpillar equipment used in track-type tractors, wheel bulldozers, and excavators. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
Fitment
The seal is listed for the following Caterpillar equipment models and series:
- Track-type tractors: 57H, 8, 8A, 8SU, 8U, D8, D8 GC, D8GC, D8N, D8R, D8R II, D8T, D9, D9 GC, D9R, D9T.
- Wheel bulldozer: 854K.
- Excavators: 235, 235B, 235C, 235D, 245, 245D, 245B, 5230.
Fitment is identified by the equipment model and the corresponding part number 8T-1790. Before installation, compare the seal dimensions with the piston and groove dimensions of the hydraulic assembly.
Cross-reference numbers
- 8T-1790 — Caterpillar equipment manufacturer's part number format.
- 8T1790 — SKU and unhyphenated part number format.
Specifications
| Part type | Hydraulic piston seal |
| Seal form | Type 3 |
| Groove diameter H | 6.34 in, tolerance ±0.003 in |
| Hole diameter | 7.25 in |
| Groove width A | 0.63 in, tolerance ±0.002 in |
| Weight | 0.4 lb |
| Length | 25.4 cm |
| Width | 30.48 cm |
| Depth | 2.54 cm |
The listed groove diameter, hole diameter, and groove width are provided in inches. The groove diameter and groove width include the stated dimensional tolerances. The listed length, width, depth, and weight are product dimensions and weight.
Equipment application
| Equipment brand | Caterpillar |
| Equipment groups | Track-type tractors, wheel bulldozers, excavators |
| Track-type tractor series and models | 57H, 8, 8A, 8SU, 8U, D8, D8 GC, D8GC, D8N, D8R, D8R II, D8T, D9, D9 GC, D9R, D9T |
| Wheel bulldozer model | 854K |
| Excavator models | 235, 235B, 235C, 235D, 245, 245D, 245B, 5230 |
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