CAT NEW OEM Coolant Conditioner Filter 9N-3368 Standard Efficiency NOS 0810
CAT NEW OEM Coolant Conditioner Filter 9N-3368 Standard Efficiency NOS 0810
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Caterpillar OEM Coolant Conditioner Filter Element — Part Number 9N-3368
Brand: Caterpillar | Condition: New Old Stock (NOS)
You are purchasing a genuine Caterpillar OEM Coolant Conditioner Filter Element (Filter As-Coolant), part number 9N-3368. This filter element conditions the engine coolant by releasing supplemental coolant additives (SCA) that protect against cavitation, foam, erosion, corrosion, and scale buildup in the cooling system. This is an authentic factory original part — never installed, never used.
Condition Details: This is a New Old Stock (NOS) part. The filter 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: 9N-3368
- Also referenced as: 9N3368
- Cross-reference: Fleetguard WF2051
- This part number may have been superseded by an updated Caterpillar part number. We recommend verifying any current supersede numbers through your local Cat dealer or the official Caterpillar parts catalog at parts.cat.com prior to ordering.
Specifications:
- Type: Coolant Conditioner Filter Element — Standard Efficiency, Spin-on
- Media Type: Cellulose
- Outside Diameter: 93.0mm (3.66")
- Height: 134.9mm (5.31")
- Thread Size: 11/16"-16 UN 2B
Compatible Equipment: Caterpillar engines and equipment — confirmed in maintenance parts schedules for C18, D11, and related Cat engine families. Verify specific model and serial number fitment through your local Cat dealer or the official parts catalog at parts.cat.com before 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. Unlike aftermarket alternatives, OEM parts are designed specifically for your equipment — no modifications, no guesswork.
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 it before leaving feedback — we are committed to making every transaction a great experience.
Please verify fitment using your engine's model and serial number before purchasing. Feel free to message us with any questions — we're here to help!
QBS Parts, Inc. — Gardena, CA