Caterpillar OEM Seal — Part Number 8T-6690 Brand: Caterpillar (CAT) | Condition: New Old Stock (NOS)
You are purchasing a genuine Caterpillar OEM Seal, part number 8T-6690 (also referenced as 8T6690). This is an authentic factory original part — never installed, never used.
Condition Details: This is a New Old Stock (NOS) part. The seal itself is in new, uninstalled condition. As is common with NOS inventory, the original packaging may show signs of age, including shelf wear, dust, or minor cosmetic blemishes on the bag or box. The part is new and fully functional.
Part Number / Supersede Information:
Primary OEM Part Number: 8T-6690 / 8T6690
This part number may have been superseded or cross-referenced by an updated Caterpillar part number. We recommend verifying any current supersede numbers through your local CAT dealer or the official CAT SIS parts catalog prior to ordering.
Application: This is a genuine Caterpillar OEM seal used across a range of CAT heavy equipment, engines, and powertrain systems. CAT seals in the 8T series are used throughout the broad CAT equipment lineup including dozers, excavators, loaders, motor graders, haul trucks, and generator sets. Please verify your specific machine model and serial number prior to ordering.
Why Choose OEM Parts? OEM parts are engineered and manufactured to exact factory tolerances, ensuring a precise fit, reliable performance, and long service life. Genuine Caterpillar seals are manufactured to exact dimensional and material specifications — critical for preventing fluid leaks, protecting bearings and internal components, and maintaining equipment uptime in demanding operating conditions.
Returns: We proudly offer hassle-free returns. If you are not completely satisfied with your purchase for any reason, simply open a return request through eBay within 30 days of purchase and we will take care of you promptly.
Thank you for choosing QBS Parts Inc! We truly appreciate your business. If you have any issues whatsoever with your order, please give us the opportunity to resolve them before leaving feedback — we are committed to making every transaction a great experience.
Please verify fitment using your equipment's model and serial number before purchasing. Feel free to message us with any questions — we're here to help!
