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Fab Heavy Parts  |  SKU: rokr2321516

Radiator 347611A3 Fits for Case 521D 521F 621D 521G 521E Wheel Loader

$680.00
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  • Powering 10,000+ Commercial Fleets

  • One Year Warranty

  • Easy 60-day Return

  • Expert support & Fitment Guarantee

Description

Radiator 347611A3 Fits for Case 521D 521F 621D 521G 521E Wheel Loader

Maintaining your heavy machinery at optimal performance is essential for operational efficiency and longevity. This radiator is designed to meet OEM specifications, ensuring reliable fit and durability for construction and heavy equipment applications.

Compatible Part Numbers

  • 347611A3

Compatible Equipment

  • Case Wheel Loaders: 521D, 521F, 621D, 521G, 521E

1 Year Warranty

Fab Heavy Parts is excited to offer a 12-month warranty on all new replacement/aftermarket parts starting from your original purchase date.

Enjoy peace of mind with Fab Heavy Parts!

For more warranty details, please check out our warranty policy.

Fast Delivery

Estimated delivery time 3-6 workdays

No Core Charge

We don't have a core charge for any products.

Questions & Answers loading...

Technical Specifications

Pressure Rating
Up to 3,000 PSI
Flow Rate
Up to 60 GPM
Core Material
Aluminum Alloy
Warranty
1 Year
Fitment
OEM Direct Fit
Radiator 347611A3 Fits for Case 521D 521F 621D 521G 521E Wheel Loader - Fab Heavy Parts
Durability

Built for Heavy-Duty Conditions

Engineered with industrial-grade aluminum alloy cores and precision-brazed fins, our hydraulic radiators deliver maximum heat dissipation under sustained heavy-load operation — keeping your equipment running at optimal temperature in the most demanding environments.

  • Industrial-grade aluminum alloy core
  • Precision-brazed fin construction
  • Pressure-tested before shipping
  • Rated for extreme temperature cycles
OEM fitment
Fitment

Direct OEM Cross-Reference Fitment

Every Fab Heavy Parts radiator is cross-referenced against OEM part numbers to ensure drop-in compatibility. No modifications, no adapters — a direct replacement that installs in the same time as the original, verified against factory service manuals.

  • OEM part number cross-referenced
  • Direct bolt-on — no modifications
  • Verified against factory service manuals
  • Fits Komatsu, CAT, Hitachi, Volvo & more
Cooling efficiency
Performance

Superior Cooling Efficiency

High-density fin spacing and optimized core geometry maximize heat transfer surface area, delivering cooling performance that meets or exceeds OEM thermal specifications — even under continuous peak-load operation on excavators, loaders, and heavy construction equipment.

  • Meets or exceeds OEM thermal specs
  • Optimized fin density for max airflow
  • Validated under peak-load conditions
  • Reduces hydraulic fluid operating temp

How We Compare

OEM-grade quality at a competitive price — with the support and warranty to back it up

Feature Fab Heavy Parts OEM Dealer Generic Brand
OEM Cross-Reference Verified
Industrial-Grade Alloy Core Varies
1-Year Warranty Limited
Expert Technical Support Dealer Only
Competitive vs OEM Pricing ✗ Premium
Pressure-Tested Before Ship Varies

Why Fleet Operators Choose Fab Heavy Parts

⚙️

OEM-Grade Quality

Manufactured to OEM specifications with industrial-grade materials and precision tolerances.

🛡️

1-Year Warranty

Every radiator backed by our comprehensive 1-year parts warranty with no-hassle claims.

🔧

Expert Technical Support

Our parts specialists verify fitment and answer installation questions before and after purchase.

Frequently Asked Questions

Match the OEM part number in the product title against your machine's service manual or parts catalog. You can also contact our technical support team with your machine's serial number and we'll confirm fitment before you order — no charge.
No modifications required. All Fab Heavy Parts hydraulic radiators are engineered as direct OEM replacements. Mounting points, port locations, hose connections, and overall dimensions match the original specifications exactly. Standard hand tools are sufficient.
Our warranty covers manufacturing defects and material failures under normal operating conditions. To make a claim, contact our support team with your order number and a description of the issue. We'll arrange a replacement or refund within 3 business days of claim approval. Damage from improper installation or contaminated fluid is not covered.
Our radiators are compatible with standard petroleum-based hydraulic oils (ISO VG 32, 46, 68), biodegradable hydraulic fluids, and most synthetic hydraulic fluids. Always follow your equipment manufacturer's fluid specification for optimal performance and warranty compliance.
In-stock items ship in 1-2 business day from our US warehouse. For radiators weigh over 68KGS we'll ship in 2-3 business days. Expedited shipping options are available at checkout. You'll receive tracking information by email as soon as your order ships.
Yes — we accept returns within 60 days of delivery for unused, uninstalled parts in original packaging. If the part doesn't fit due to a listing error on our end, we cover return shipping. Contact our support team and we'll make it right.
Yes. We offer tiered wholesale pricing for fleet operators, repair shops, and OEM service centers. Contact our B2B team or use the wholesale inquiry form on our site to receive a custom quote based on your volume and part requirements.

Why Choose Fab Heavy Parts

  • 12-Month Warranty

    All parts backed by our comprehensive warranty for peace of mind

  • Guaranteed Fitment

    Verified compatibility with your equipment specifications

  • Fast Delivery

    Quick shipping to get your parts when you need them

  • In-House Experts

    Knowledgeable team ready to help with your questions

Frequently Asked Questions

What is your return policy?

We accept returns within 60 days of delivery for unused parts in original packaging. To initiate a return, please submit your request through our return portal. Return shipping costs for non-defective items are the buyer's responsibility.

Can I cancel my order?

You may request a cancellation before your order has been dispatched. Once an order has been fulfilled and shipped, it cannot be cancelled — standard return terms will apply instead. Please contact us as soon as possible if you need to cancel.

What payment methods do you accept?

We accept all major credit and debit cards including Visa, Mastercard, and American Express. We also support PayPal, Apple Pay, and Google Pay at checkout. For B2B and trade customers, bank transfer and net payment terms may be available upon account approval — please contact us to discuss your requirements.

How long will delivery take?

Estimated delivery timeframes are displayed on most product pages and all tool listings. For parts without a displayed timeframe, standard delivery to US addresses is typically 5–10 business days from dispatch, depending on your location and the origin warehouse. Express shipping options may be available at checkout.

Will I be charged import tax or customs duties?

No. US customers are not charged any import fees or customs duties on their orders. The price you see is what you pay — there are no hidden charges added upon delivery.

How do I find out the shipping cost for my order?

You can get an estimated shipping cost directly on the cart page — just add your parts to the cart and enter your delivery zip code to see available shipping options and rates. For large or heavy orders requiring a freight quote, please contact us directly with your parts list and delivery zip code.

Do you offer trade accounts for US buyers?

Yes. US trade customers can apply for a B2B account to access volume pricing, net payment terms, and dedicated account support. Contact us directly to get started.

Ask a Question

Feel free to leave your question with us. Our current response time is around 24 hours, though we will get back to you faster when possible.

Radiator 347611A3 Fits for Case 521D 521F 621D 521G 521E Wheel Loader - Fab Heavy Parts
Fab Heavy Parts

Radiator 347611A3 Fits for Case 521D 521F 621D 521G 521E Wheel Loader

$680.00

Radiator 347611A3 Fits for Case 521D 521F 621D 521G 521E Wheel Loader

Maintaining your heavy machinery at optimal performance is essential for operational efficiency and longevity. This radiator is designed to meet OEM specifications, ensuring reliable fit and durability for construction and heavy equipment applications.

Compatible Part Numbers

Compatible Equipment

View product