CJN-315D L Excavator
CBA-312C L Excavator
FDS-312C Excavator
KJA-314C Excavator
CJC-315C Excavator
JBC-312D L Excavator
DLP-312D Excavator
HCW-312D Excavator
PCA-314C Excavator
PDP-314D CR Excavator
BYJ-314D LCR Excavator
SBP-314D LCR Excavator
JGS-315D L Excavator
TGY-312D L Excavator
CFT-315C Excavator
BZN-315D L Excavator
7ML-M315 Excavator
6BL-312-A Excavator
2KW-312B L Excavator
3FS-312B L Excavator
2NS-312B Excavator
9NW-312B Excavator
CBT-312C L Excavator
KES-312D L Excavator
SKA-312D L Excavator
XGK-312D L Excavator
RHL-312D Excavator
BAS-313B Excavator
SNY-314C Excavator
WLN-314D CR Excavator
SSZ-314D LCR Excavator
TXN-314D LCR Excavator
XHR-314D LCR Excavator
3ZM-315-A Excavator
5SW-315B L Excavator
AKE-315C Excavator
ANF-315C Excavator
9SR-317 N Excavator
9SR-317-A N Excavator
4MM-317-A Excavator
CLA-311D LRR Excavator
DDW-311D LRR Excavator
8JR-312B L Excavator
9GR-312B Excavator
BWH-312C Excavator
KCD-312D Excavator
CFB-315C Excavator
KBD-315D L Exca
Caterpillar 170-9859 Seal-U-Cup – OEM-Grade Hydraulic Seal for Excavators
The Caterpillar 170-9859 Seal-U-Cup is a precision-engineered hydraulic seal designed specifically for a wide range of Caterpillar excavator models, including CJN-315D L, CBA-312C L, FDS-312C, KJA-314C, and many others. Manufactured with high-performance elastomeric materials and advanced metallurgy, this seal offers superior resistance to wear, pressure, and extreme load conditions commonly encountered in heavy-duty excavation operations. With exact dimensional tolerances, the Seal-U-Cup ensures a tight, leak-proof fit within hydraulic cylinders, maintaining optimal system integrity and preventing contamination ingress.
Technically, the 170-9859 Seal-U-Cup features a robust U-shaped cross-section that enhances sealing efficiency under dynamic and static conditions. Its design accommodates axial and radial movements within the drivetrain, providing consistent performance across varying temperatures and hydraulic pressures. This seal’s durability extends equipment life by minimizing downtime and maintenance costs, making it an essential component for maintaining the reliability of Caterpillar excavators in demanding environments. OEM-grade quality guarantees compatibility and performance that meet Caterpillar’s stringent standards.
For professional-grade replacement parts that ensure maximum hydraulic system efficiency and longevity, explore the full specifications and availability of the Caterpillar 170-9859 Seal-U-Cup at 🔗 Caterpillar 170-9859 Seal-U-Cup on AllParts Expert. This seal is a critical spare part for excavator models ranging from 312C to 317 N series, providing reliable sealing solutions for your heavy equipment needs.
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