NewLine Radial Seal Air Filter Elements NL-RS4638 – Replaces RS4638, Caterpillar 1421340
High-performance replacement Radial Seal Air Filter Elements for modern on-highway and off-highway engines requiring reliable radial-seal intake filtration.
Direct replacement for RS4638 and Caterpillar 1421340. Premium filtration efficiency.
Technical Specifications
| Inside Diameter | 6.969 inch (177.0 mm) |
|---|---|
| Outside Diameter | 12.281 inch (311.9 mm) |
| Length | 20.562 inch (522.3 mm) |
| For Use With | RS3871, RS4639 |
| Cross Reference | Caterpillar 1421340; Komatsu 600-185-6110; Donaldson P777868; Fleetguard AF25627 |
Item Information
The NewLine NL-RS4638 is engineered to meet or exceed OEM specifications for modern on-highway and off-highway engines requiring reliable radial-seal intake filtration. It provides superior protection for your equipment’s engine and hydraulic systems.
This filter serves as a direct, high-quality replacement for: RS4638, Caterpillar 1421340, Komatsu 600-185-6110, Donaldson P777868, Fleetguard AF25627, Komatsu Equipment, Scania Trucks, RS3871, RS4639.
Key benefits:
- Designed to maintain clean intake air in dusty on-road and off-road environments.
- Low restriction media helps your engine breathe freely for optimal performance.
- Supports longer service intervals when used with proper maintenance practices.
Note: All manufacturer names, symbols and part numbers are used for reference purposes only. The NewLine filter is an aftermarket equivalent and is not endorsed by the original equipment manufacturer.
