3.197.401 Crankshaft Seal fit Caterpillar
3.197.401 Crankshaft Seal fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
3.197.401 Crankshaft Seal
The 3.197.401 Crankshaft Seal is a front crankshaft seal for Caterpillar equipment and engines. It is installed at the front position of the crankshaft to seal the area where the crankshaft passes through the engine housing. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The part is listed for Caterpillar engines from the 3400 and 3456 engine families and for the Caterpillar machines specified below. The available fitment information identifies the seal by its front crankshaft application; individual machine configuration, production year, and engine arrangement should be checked before installation.
Fitment
Caterpillar engine applications:
- 3406
- 3406B
- 3406C
- 3406E
- 3408
- 3408B
- 3408C
- 3408E
- 3412
- 3412C
- 3412D
- 3412E
- 3456
Caterpillar machine applications:
- 16G
- 16H NA
- 24H
- 24M
- 365C
- 365C L
- 365C L MH
- 374D L
- 374F L
- 375
- 375 L
- 385B
- 385C
- 385C FS
- 385C L
- 385C L M
Specifications
| Part type | Crankshaft seal |
| Position | Front |
| Application | Engine crankshaft sealing |
| Equipment brand | Caterpillar |
| Applicable engine families | 3406, 3408, 3412, and 3456 series applications as listed above |
| Product category | Crankshaft Seals |
| Condition | New |
| Part type classification | Aftermarket spare part |
| Manufacturer | CTP (Costex Tractor Parts) |
| SKU | 3.197.401 |
The seal is intended for the front crankshaft location on the listed Caterpillar engine and machine applications. The supplied product information does not specify dimensions, material, weight, included components, installation tools, or additional replacement numbers.






















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