New 0617540 Seal O Ring Replacement suitable for Caterpillar Equipment (617540)

  • New Seal O Ring Replacement suitable for Caterpillar Equipment
  • Made to USA Specification

Buy with Confidence: All parts are covered by our warranty

$0.83

4.7

(Site rating)
In Stock | Ships Out Today | Order By 3pm ET
SKU
0617540CTP
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Description for 617540 Seal O Ring

This aftermarket Caterpillar 617540 Seal O Ring 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 O Ring.
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 617540 Seal O Ring

Replacement Part Number(s): 061-7540
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: 0.01 LBS | 0.00 KG
Dimensions: 1.97 x 1.97 x 0.16 (inches)
Condition: New

Exact Fit Guarantee for 617540 Seal O Ring

Looking for a reliable replacement Caterpillar 617540 Seal O Ring ? 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.
More Information
Dimensions 1.97x1.97x0.16
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Frequently Asked Questions

Product

What system does the 0617540 O-ring seal?

The 0617540 O-ring is used to create a fluid-tight seal in Caterpillar hydraulic, fuel, or engine lubrication systems. It fits into a machined groove at a connection point and compresses to prevent fluid from escaping under operating pressure.

Is this O-ring compatible with my specific CAT machine?

The 0617540 O-ring fits across multiple Caterpillar equipment models. Always confirm the part number against your machine's documentation. Check your manual or reach out to Propel Parts for help verifying fitment before placing your order.

What is the cross-section dimension of this O-ring?

Cross-section dimensions are specified on the product page. It is important to match both the inner diameter and cross-section (width) of the O-ring to the groove dimensions to ensure a proper seal. Using an incorrectly sized O-ring can result in insufficient compression or extrusion failure.

Can a damaged O-ring cause hydraulic system issues?

Yes. A damaged or degraded O-ring in a hydraulic system can lead to fluid leaks, pressure loss, slower or sluggish actuator response, and contamination of the hydraulic fluid. Early replacement prevents these performance issues and protects expensive hydraulic components downstream.

What is the recommended replacement interval for O-rings on CAT equipment?

O-rings don't have a fixed mileage-based replacement schedule but should be replaced any time a system is opened for service, when leaks are detected, or during major component overhauls. Using fresh O-rings every time a joint is disturbed is a cost-effective best practice.

Are aftermarket O-rings safe for high-pressure hydraulic systems?

Yes ??? premium aftermarket O-ring seals that meet or exceed OEM specifications are suitable for high-pressure hydraulic applications. Propel Parts seals are manufactured to OEM dimensional and compound standards. View our complete O-ring seals collection for full compatibility listings.

What warranty applies to the 0617540 O-ring from Propel Parts?

A 1-year unlimited mileage warranty is included with this O-ring. All parts are inspected before dispatch. Same-day shipping is available for orders placed before 3:00 PM ET on weekdays, with worldwide delivery to over 130 countries.

Questions About this Part?
Have a question about fit, compatibility, shipping, warranty, or 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.