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New 4B4280 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
This part is guaranteed to fit your machine.
Wrong Part?
We'll overnight correct part at no cost to you.
Description for 4B4280 Washer
â–¶Specification for 4B4280 Washer
â–¶Exact Fit Guarantee for 4B4280 Washer
â–¶| Dimensions | 1.18x1.18x0.08 |
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They went above and beyond to make sure my order was right. Thanks again
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Original Review (Portuguese)
Muito bom atendimento
Ótima empresa
English Translation
Very good service.
Excellent company. -
:) great service
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Great company to deal with. Answered my questions with detail and shipped me the part in good time! I will be dealing with them more in the future!
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Great service They respond back very fast always try…
They respond back very fast always try there best to get what I need
Very friendly
Prices are reasonable
If there is a problem they fix it
Been working with them 4 years and hopefully many more
Frequently Asked Questions
What is the Caterpillar 4B4280 washer used for?
The 4B4280 washer is designed to help distribute fastening load evenly across Caterpillar equipment assemblies, improving bolt stability and reducing wear caused by vibration and heavy operating conditions.
What are the benefits of using a high-quality washer?
- Helps improve load distribution across fastening surfaces
- Reduces loosening caused by vibration
- Supports longer service life for bolts and connected components
What are common signs that a washer should be replaced?
Signs include corrosion, cracking, flattening, deformation, or uneven wear affecting fastening performance.
Can a damaged washer affect equipment reliability?
Yes, a worn washer may reduce clamping effectiveness, increase vibration, and contribute to premature wear on surrounding components.
Is the 4B4280 washer compatible with multiple Caterpillar machines?
Compatibility depends on your machine model and assembly configuration. Please reach out to Propel Parts for help verifying fitment.
Are aftermarket replacement washers reliable?
Yes. High-quality aftermarket washers that meet or exceed OEM specifications provide dependable durability and fastening support in demanding equipment applications.
Are related fastening components commonly used with this washer?
Yes, components such as the Caterpillar 1A1460 capscrew are often paired with washers to improve fastening stability and load distribution.
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®
The right part — or we'll make it right.
Order Normally
Know your part number? Simply place your order.
Not Sure?
Place your order, then send us your serial number before it ships.
We'll verify fit.
We Make It Right
Wrong part? We'll make it right.Fast. At our expense.
1 YEAR UNLIMITED WARRANTY
ORDER BY 3PM EST. EXCL. WEEKEND
NO CORE OR EXCHANGE CHARGES
EASY RETURNS & FAST REFUNDS
