New 7W2518 Bolt-Head Replacement suitable for Caterpillar Equipment
- New Bolt-Head Replacement suitable for Caterpillar Equipment
- Made to USA Specification
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Description for 7W2518 Flange Bolt
▶Specification for 7W2518 Flange Bolt
▶Exact Fit Guarantee for 7W2518 Flange Bolt
▶| Dimensions | 0.39x0.39x0.39 |
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Great service at an affordable price to get my machine back going.
Frequently Asked Questions
What is the 7W2518 bolt used for?
The 7W2518 is a fastening bolt that secures parts on Caterpillar equipment, providing the clamp load that keeps a joint tight in service.
How do I install the 7W2518 bolt?
Fitting the 7W2518 correctly comes down to clean surfaces and following the manual’s sequence. Work through these steps:
- Shut the machine down and isolate power before service
- Clean the threads and mating faces so debris doesn’t affect clamp load
- Inspect the threaded bore and the 7W2518 for damage
- Start the bolt by hand to avoid cross-threading
- Torque it to the value and sequence listed in your service manual
- Re-check torque after the first operating cycle if the manual advises
Which Caterpillar machines is the 7W2518 compatible with?
Compatibility for the 7W2518 bolt varies by machine and configuration, so cross-check it for your Caterpillar equipment before ordering. If you are still unsure, reach out to Propel Parts, our team will be happy to help you verify if this part fits your equipment.
Does the 7W2518 bolt meet performance standards?
Yes. The 7W2518 is engineered to meet OEM specifications for material, dimensions, and durability. When replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications so the part performs the way it was designed to.
How often should the 7W2518 be replaced?
The 7W2518 is typically renewed during scheduled service or a related repair. In demanding, high-hour operation, inspect it more often to stay ahead of wear. This part is commonly replaced alongside the 7H7539 Nut, so it is worth checking both while the assembly is open.
What are the signs of a worn or failing 7W2518 bolt?
When the 7W2518 reaches the end of its service life, the symptoms tend to show up first as performance or wear issues. Look for:
- Loss of torque or a slowly loosening joint
- Stripped, galled, or corroded threads
- Visible stretching or a necked-down shank
- Movement, fretting, or leaks at the joint
Why is the 7W2518 bolt important, and what related part is commonly replaced with it?
Replacing the 7W2518 when needed keeps the system within its designed clearances and loads, which extends the life of the surrounding parts and supports dependable performance. The 7W4486 Washer is commonly serviced together with this part, so it is worth replacing both while access is available.

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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