5P6605 Seal Stock for CAT Equipment

$29.72
In Stock • Ships Today • Order By 3pm ET
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Description for 5P6605 Seal Stock

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This aftermarket Caterpillar 5P6605 Seal Stock is built to meet U.S. OEM specifications for durability and performance. At Propel Parts, we perform strict quality checks to ensure it fits and functions like your original Caterpillar Seal Stock.
Direct Replacement: Engineered for a precise fit in Caterpillar equipment.
OEM-Spec Quality: Manufactured to match the performance of your original part.
Tested Reliability: Strict quality checks are performed before shipping.

Specification for 5P6605 Seal Stock

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Replacement Part Number(s): 5P-6605
Specifications: Aftermarket Part | US OEM Specs.
Shipping: Same Day (Weekdays) | Order by 3pm.
Warranty: Unlimited Mileage | 1 Year Warranty.
Core: No Core Required | No Core Charge.
Weight: 1.50 LBS | 0.68 KG
Dimensions: 39.37 x 1.57 x 1.57 (inches)
Condition: New

Exact Fit Guarantee for 5P6605 Seal Stock

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Looking for a reliable replacement Caterpillar 5P6605 Seal Stock ? Order with confidence through our Exact Fit Guarantee.
Verified Fit: Before we ship, we check your part against CAT SIS (Caterpillar Service Information System) to confirm it's the correct match for your machine.
Peace of Mind: If it isn't the right fit, we'll contact you with the correct Caterpillar part number before your order goes out.
Exclusive Guarantee: Enroll in our Exact Fit Guarantee at checkout to ensure you get the part you need the first time.
Reviews

Customer Reviews

★★★★★

Excelente atencion y refacciones de calidad

★★★★★

GREAT CUSTOMER SERVICED
WANTED TO THANK PROPEL PARTS FOR THEIR ATTENTION TO AN URGENT MATTER I HAD. THEY RESPONDED QUICKLY & RESOLVED IT. I ALSO WANTED TO MENYTION THAT OUR CUSTOMER'S ARE VERY HAPPY WITH THE PARTS EWE HAVE BEEN ORDERING FROM PROPEL. WE WILL DEFINITLEY CONTINUE TO DO BUSINESS.

★★★★★

Great customer service.
Prompt , knowledgeable and friendly service.

★★★★★

I’ve been ordering parts from propel for about 3 years & counting. I live in Hawaii where we have a hard time getting parts especially for decent prices with fast shipping. I've been 100% satisfied with the company and the customer service and will continue to use them. I recommend propel to everyone here in Hawaii and we are all happy to have you guys. Thank you!!!

★★★★★

Received 15 items within 5 days from placing order !
Great. !

★★★★★

Will definitely use regularly!
Shipped the exact product we were looking for. Prompt Customer Service. Seamless cross-border shipping

★★★★★

rapid response!

★★★★★

Fast response and very attentive! Thanks Deb.

★★★★★

Stevens the man. Placed my order and sent him the order # and had me in the loop within an hour.

★★★★★

Good Customer Service. Fast Shipping. A+++

Product Questions

Frequently Asked Questions

What is the purpose of the 5P6605 seal stock for CAT equipment?

The 5P6605 seal stock is designed to provide reliable sealing in various Caterpillar equipment systems. It helps prevent fluid leaks, protects internal components from contaminants, and supports efficient operation by maintaining proper pressure and lubrication within the system.

How do I install the 5P6605 seal stock correctly?

Follow these general steps for proper installation:

  • Power down the equipment and allow it to cool
  • Relieve any system pressure according to the equipment manual
  • Remove the worn or damaged seal material
  • Clean the surface thoroughly to ensure proper adhesion and sealing
  • Cut and fit the 5P6605 seal stock as required for your application
  • Install securely and reassemble components
  • Restart the equipment and check for leaks or irregular performance

Always refer to your equipment manual for specific installation instructions.

Which Caterpillar machines are compatible with the 5P6605 seal stock?

The 5P6605 seal stock is used across a variety of Caterpillar equipment applications, depending on system requirements and dimensions. Compatibility varies by machine model and usage. Check your manual or reach out to Propel Parts for help verifying fitment.

Does the 5P6605 seal stock meet performance standards?

Yes, the 5P6605 seal stock is manufactured to meet OEM specifications, ensuring dependable sealing performance and durability. When replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications to maintain system integrity.

How often should seal stock be replaced in heavy equipment?

Replacement frequency depends on operating conditions, such as temperature, pressure, and exposure to contaminants. In demanding environments, seals may wear faster and require more frequent inspection and replacement to avoid leaks and equipment downtime.

What are the signs that the seal stock needs replacement?

Common indicators include:

  • Visible fluid leaks
  • Loss of system pressure
  • Cracks, wear, or deformation in the seal material
  • Increased contamination in fluids
  • Reduced equipment efficiency

Routine inspections can help identify these issues early and prevent costly repairs.

Why is proper sealing important in Caterpillar equipment?

Effective sealing is critical to prevent fluid loss and contamination, both of which can lead to premature wear of internal components. Proper sealing supports consistent performance, protects key systems, and helps extend the lifespan of your equipment.

Can I use aftermarket seal stock instead of original parts?

Yes, you can use premium aftermarket options as long as they meet OEM specifications. When replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications to ensure reliable performance and long-term durability without compromising quality.

Questions About this Part?
Have a question about fit, compatibility, shipping, warranty, or returns?
Shipping | Returns

Shipping

We know equipment downtime costs money, so fast and reliable shipping is a priority at Propel Parts. Orders placed on weekdays before 3:00 PM ET typically ship the same day, with expedited delivery options available for many locations when time is critical.

We ship across the U.S., Canada, and over 130 countries worldwide, helping customers keep machines running wherever they operate. Available shipping methods and delivery estimates are shown at checkout so you can select the option that best fits your timeline.

Tracking information is emailed within 24–48 hours after your order is processed, giving you full visibility from dispatch to delivery and peace of mind that your parts are on the way.

Easy Returns

Our refund policy is simple. We offer a 30-day, no-hassle return policy, and we make every effort to provide the best service and highest-quality parts possible. If you’re not fully satisfied with your purchase, you may return it within 30 days for a refund. Full details are available on our Returns Policy page.

Warranty

Buy with confidence. All parts from Propel Parts are covered against material or manufacturer defects for 12 months from the original invoice date. We stand behind every part we sell, so you can count on reliable performance and dependable support. Full details are available on our Warranty Policy page.

Exact Fit Guarantee

Exact Fit Guarantee®

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