New 4N1797 Adapter A Replacement suitable for Caterpillar Equipment
- New Adapter A 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 4N1797 Adapter-fuel Line
â–¶Specification for 4N1797 Adapter-fuel Line
â–¶Exact Fit Guarantee for 4N1797 Adapter-fuel Line
â–¶| Dimensions | 2.09x0.79x0.79 |
|---|
-
perfect service
-
Very prompt services !
-
Satisfied Customer.
I made my first purchase from Propel Parts last week. I was very happy with the response time and the delivery was fast, fast, fast! Also, the quality of the product is superb and at a great low price.
Keep up the great work! -
Great Customer Service!
Had some difficulties with the website. Contacted customer service. Once I communicated the issues I was having Steven worked through getting my order processed and making sure I got my receipt and all issues resolved. Perfect! -
Excellent customer service and parts.
You guys have always gave excellent customer service!!! Very prompt responsiveness. Warranty services are superb. I have been using them for quite awhile now on equipment I have. Always great prices for parts! Keep up the great work guy's
Frequently Asked Questions
What is the 4N1797 connection fitting used for?
The 4N1797 connection fitting plays a specific role in its assembly on Caterpillar equipment, contributing to safe, dependable performance.
How do I install the 4N1797 connection fitting?
A reliable installation of the 4N1797 starts with inspection and ends with verification. Follow this process:
- Shut the machine down and isolate power before working on the assembly
- Clean the mating surfaces and inspect them for wear or damage
- Remove the old part and check the area for debris
- Fit the new 4N1797 in the correct orientation per your service manual
- Reassemble to specification and confirm correct operation before returning to service
Which Caterpillar machines is the 4N1797 compatible with?
Compatibility for the 4N1797 connection fitting varies by machine and configuration, so cross-check it for your Caterpillar equipment before ordering. Check your manual or reach out to Propel Parts for help verifying fitment.
Does the 4N1797 connection fitting meet performance standards?
Yes. The 4N1797 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 4N1797 be replaced?
The 4N1797 is typically renewed during scheduled service or a related repair. In demanding, high-hour operation, inspect it more often to stay ahead of wear.
What are the signs of a worn or failing 4N1797 connection fitting?
Catching a failing 4N1797 early prevents wider damage. The common warning signs include:
- Visible wear, cracking, or corrosion on inspection
- Reduced performance or reliability in the assembly
- Unusual noise, movement, or leaks near the part
- Premature wear on the components around it
Why is the 4N1797 important, and what related parts work with it?
Keeping the 4N1797 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. Related hardware on our site includes 1039260 Seal Valve and 6G4525 Strip Wear.

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.
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.
Worldwide Shipping
























