1871503 Intermediate Piston Ring fit Caterpillar
1871503 Intermediate Piston Ring fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
1871503 Intermediate Piston Ring
The 1871503 intermediate piston ring is used in Caterpillar equipment and engines. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
Fitment
The part is listed for the following Caterpillar equipment types, machine models, engines, and generator applications:
| Equipment type | Model or series |
| Tracked bulldozer | D9T |
| Off-road dump truck | 772 |
| Wheel bulldozer | 834H |
| Engine and generator kit | C18 |
| Wheeled tractor-scraper | 657G |
| Ship equipment | C32 |
| Excavator | 385C, 385C FS, 385C L |
| Industrial engine | 3412D, C-18, C18, C30 |
| Generator | SR4, SR4B |
| Ground compactor for earthwork | 836H |
Fitment is identified by the equipment manufacturer, machine or engine model, and the applicable part number. Before installation, the part number and application should be checked against the specific Caterpillar equipment configuration.
Cross-reference numbers
| Part number type | Number |
| CTP SKU | 1871503 |
| Caterpillar equipment part number | 187-1503 |
| Part designation | RING-INTMED |
Specifications
| Part type | Intermediate piston ring |
| Material | Steel |
| Surface treatment | Hardened surface |
| Basic outside diameter | 144.975 mm |
| Basic outside diameter in inches | 5.708 in |
| Installation note | Used with evenly heated pistons |
| Application note | Associated with emission toxicity control |
| Listed weight | 0.2 lb |
| Listed length | 19 cm |
| Listed width | 19 cm |
| Listed depth | 0.1 cm |
The component is classified as a piston ring for installation in the piston assembly of the listed Caterpillar engines and machines. The steel ring has a hardened surface, and the specified basic outside diameter is 144.975 mm. The dimensional and weight data above are provided as listed for this part.
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