4W2473 Washer fit Caterpillar
4W2473 Washer fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
4W2473 Washer for Caterpillar Equipment
The 4W2473 washer is a cylinder-head component used as a clearance or adjustment element for the twin valve springs. It is fitted to Caterpillar equipment, including machines and engines in the listed series. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The washer is installed in the cylinder-head valve-spring assembly where the specified clearance or adjustment arrangement requires this component. The supplied product identification is 4W2473; the same part number is also written in hyphenated form as 4W-2473.
Fitment
The part is listed for the following Caterpillar equipment and engine models:
- Caterpillar D350E articulated dump truck
- Caterpillar D400E articulated dump truck
- Caterpillar PM-465 cold planer
- Caterpillar 3306 engine
- Caterpillar 3406 engine
- Caterpillar 3406B engine
- Caterpillar 3406C engine
- Caterpillar SR4 generator-set engine
The equipment categories identified for this washer are Caterpillar articulated dump trucks, Caterpillar cold planers, Caterpillar engines installed in machines, and Caterpillar engines used in generator sets. The exact application depends on the machine or engine configuration and the cylinder-head assembly in which the washer is installed.
For application verification, compare the machine or engine model with the listed fitment information and check the installed washer dimensions before assembly. The model references above are retained as separate equipment applications; duplicate model entries in the source data have been consolidated.
Cross-reference numbers
- 4W-2473
The product SKU is written as 4W2473 without a hyphen. The hyphenated designation 4W-2473 identifies the same part number.
Specifications
| Part type | Washer for cylinder-head twin valve spring clearance or adjustment |
| SKU | 4W2473 |
| Part number format | 4W-2473 |
| Application position | Cylinder head, at the twin valve spring assembly |
| Material description | Non-woven fabric |
| Height | 0.16 in |
| Outside diameter | 1.62 in |
| Inside diameter | 0.8 in |
| Length | 8.89 cm |
| Width | 15.24 cm |
| Depth | 1.27 cm |
| Weight | 0.1 lb |
The dimensional data is provided in the units stated in the product specification: height, outside diameter, and inside diameter are given in inches, while length, width, and depth are given in centimetres. The listed dimensions and material description apply to the 4W2473 washer identified by this SKU.






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