New 8T4192 Hex Cap Screw Replacement suitable for Caterpillar Equipment
- New Hex Cap Screw Replacement suitable for Caterpillar Equipment
- Made to USA Specification
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Description for 8T4192 Hex Bolt
â–¶Specification for 8T4192 Hex Bolt
â–¶Exact Fit Guarantee for 8T4192 Hex Bolt
â–¶| Dimensions | 1.26x0.79x0.79 |
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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!!! -
Been buying from them for years and have almost never had an issue. The few times I had a question or something to handle, they have shown amazing customer service. Great product and a great company.
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Excellent and prompt response.
Propel parts team helped me greatly regarding a special request and I always get prompt response.
They’re fantastic! -
Great place for Cat parts!
Had some shipping difficulties, but everything was made right. Parts were perfect and an excellent price. Thanks! -
Excelente atencion y refacciones de calidad
Frequently Asked Questions
What is the 8T4192 cap screw used for?
The 8T4192 cap screw secures components with a precise clamping force applied through its head. It keeps mating parts aligned under load and vibration.
How do I install the 8T4192 cap screw?
A reliable installation of the 8T4192 starts with inspection and ends with verification. Follow this process:
- Shut the machine down and isolate power before service
- Verify the thread condition on both the 8T4192 and its bore
- Clean the mating surfaces so nothing interferes with seating
- Hand-thread the screw first, then bring it to the initial torque
- Apply the final torque in the sequence given in your manual
- Re-check after the first operating cycle if the manual advises
Which Caterpillar machines is the 8T4192 compatible with?
The 8T4192 cap screw is used across many Caterpillar applications, but the correct fit depends on your exact model and assembly. Always cross-check fitment using your service manual or part reference guide 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 8T4192 cap screw meet performance standards?
Yes. The 8T4192 is built to meet OEM specifications for fit, strength, and service life. When replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications to keep the assembly protected.
How often should the 8T4192 be replaced?
Service life for the 8T4192 depends on operating conditions and load. Replace it on inspection findings or at the interval your manual specifies rather than waiting for a failure. The 8S6046 Shim Liner is often renewed during the same service, so many technicians replace both at once to reduce downtime.
What are the signs of a worn or failing 8T4192 cap screw?
Catching a failing 8T4192 early prevents wider damage. The common warning signs include:
- A joint that gradually loses torque or works loose
- Damaged, galled, or corroded threads
- Elongation or a thinned, necked shank
- Vibration, movement, or leaks where it clamps
Why is the 8T4192 cap screw important, and what related part is commonly replaced with it?
Keeping the 8T4192 in good condition protects the components around it and supports smooth, reliable operation. Maintaining the assembly with parts that meet OEM specifications helps you avoid unplanned downtime. For a complete repair, the 6B6682 Nut is another component from the same assembly that is commonly replaced at the same time.

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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