New 4J0805 Washer Replacement suitable for Caterpillar Equipment
- New Washer Replacement suitable for Caterpillar Equipment
- Made to USA Specification
Buy with Confidence: All parts are covered by our warranty
Exact Fit Guarantee
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Description for 4J0805 Washer
â–¶Specification for 4J0805 Washer
â–¶Exact Fit Guarantee for 4J0805 Washer
â–¶| Dimensions | 2.48x2.48x0.12 |
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I have ordered from here a lot over the last couple years. Customer service has been great! Best place to get pins and bushings for your buckets! I will order from here again.
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Grateful I found this company!
I’m grateful I found this company! They answer the phone every time plus the parts are packaged very well!! Even the angriest mailman couldn’t damage your parts! lol The parts showed up as planned and for being aftermarket the quality seems to be good!! The warranty is the same as CAT. Thank you Daniel!!! -
Good service, quick response.
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Amazing service, emails answered very quickly with simple straight forward answers. Haven’t received the parts yet but ordering them was quick and easy.
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Propel parts is a very reliable parts source for heavy equipment
Quick response,good quality parts,favourable prices and always deliver on time
Frequently Asked Questions
What is the purpose of the Caterpillar 4J0805 washer?
The 4J0805 washer is designed to provide secure spacing and load distribution in heavy equipment assemblies. It helps reduce vibration-related wear and supports proper fastening performance in demanding Caterpillar equipment applications.
Is the 4J0805 washer compatible with multiple Caterpillar machines?
- Yes, the 4J0805 washer may fit various Caterpillar construction and industrial equipment models.
- Compatibility can vary depending on the machine series and application.
- Check your manual or reach out to Propel Parts for help verifying fitment.
What material is the 4J0805 washer made from?
This washer is manufactured using durable materials designed to withstand pressure, vibration, and harsh operating environments commonly found in heavy equipment systems.
When should I replace a Caterpillar washer?
You should replace washers if they show signs of corrosion, cracking, flattening, or deformation. Worn washers can affect bolt tension and equipment reliability.
Can a damaged washer cause equipment issues?
Yes. A worn or damaged washer may lead to improper clamping force, loose fasteners, or premature wear on connected components.
Are aftermarket replacement washers reliable?
Yes. When replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications to ensure dependable performance and durability.
Are there related Caterpillar sealing components available?
Yes, components such as the Caterpillar 8C3089 seal O-ring are commonly used alongside washers in equipment assemblies requiring secure sealing and protection against leaks.

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.

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.

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.
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