New 1W5849 Seal Valve Replacement suitable for Caterpillar Equipment

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

Buy with Confidence: All parts are covered by our warranty

$0.96
In Stock • Ships Today • Order By 3pm ET
Excellent on Trustpilot
Fit Guarantee

Exact Fit Guarantee

This part is guaranteed to fit your machine.

Wrong Part

Wrong Part?

We'll overnight correct part at no cost to you.

SKU
1W5849CTP
Secure Checkout< Secure Checkout Trusted Since 2012
Buy Now
Also accepts PayPal and Apple Pay

Description for 1W5849 Engine Seal

â–¶
This aftermarket Caterpillar 1W5849 Engine Seal 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 Engine Seal.
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 1W5849 Engine Seal

â–¶
Replacement Part Number(s): 1W-5849
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: 0.55 x 0.63 x 0.55 (inches)
Condition: New

Exact Fit Guarantee for 1W5849 Engine Seal

â–¶
Looking for a reliable replacement Caterpillar 1W5849 Engine Seal ? 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 0.55x0.63x0.55
Customer Reviews
  1. 100%
    Fast response. Great price. Good communication not much time waiting for a answer
  2. 100%
    Amazing service, emails answered very quickly with simple straight forward answers. Haven’t received the parts yet but ordering them was quick and easy.
  3. 100%
    The best supplier ever we mainly deal with most rare needed parts .. i highly recommend .. they are very very honest
  4. 100%
    This is a great company to work with. Our sales associate Anthony quickly located the correct part and sent it out right away.
  5. 100%
    100% excelente
Write Your Own Review
You're reviewing:New 1W5849 Seal Valve Replacement suitable for Caterpillar Equipment
Your Rating

Frequently Asked Questions

Product

What is the 1W5849 seal used for?

The 1W5849 seal keeps fluids contained and contaminants out where two surfaces meet or a shaft rotates. A sound seal maintains pressure, prevents leaks, and protects the components it isolates.

How do I install the 1W5849 seal?

Fitting the 1W5849 correctly comes down to clean surfaces and following the manual’s sequence. Work through these steps:

  1. Shut down and depressurize the system, then let it cool if needed
  2. Remove the old seal and clean the bore and shaft surfaces
  3. Inspect the sealing surface for scoring, pitting, or wear
  4. Lightly lubricate the 1W5849 as directed and fit it square to the bore
  5. Seat it to the correct depth without distorting the lip, then check for leaks

Which Caterpillar machines is the 1W5849 compatible with?

The 1W5849 seal 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. Please reach out to Propel Parts for help verifying fitment.

Does the 1W5849 seal meet performance standards?

Yes. The 1W5849 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 1W5849 be replaced?

Service life for the 1W5849 depends on operating conditions and load. Replace it on inspection findings or at the interval your manual specifies rather than waiting for a failure. This part is commonly replaced alongside the 7H2444 Seal O-Ring, so it is worth checking both while the assembly is open.

What are the signs of a worn or failing 1W5849 seal?

When the 1W5849 reaches the end of its service life, the symptoms tend to show up first as performance or wear issues. Look for:

  • Visible fluid leaks or seepage at the joint
  • Loss of system pressure
  • Contamination found inside the assembly
  • A hardened, cracked, or torn sealing surface

Why is the 1W5849 seal important, and what related part is commonly replaced with it?

Replacing the 1W5849 when needed keeps the system within its designed clearances and loads, which extends the life of the surrounding parts and supports dependable performance. The 4N3955 Gasket Head is commonly serviced together with this part, so it is worth replacing both while access is available.

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.

Exact Fit Guarantee®

The right part — or we'll make it right.

1

Order Normally

Know your part number?
Simply place your order.

2

Not Sure?

Place your order, then send us your serial number before it ships.

We'll verify fit.
3

We Make It Right

Wrong part? We'll make it right.

Fast. At our expense.