Description

Case CX50B Parts Catalog – OEM Factory Parts Breakdown

If you’ve ever ordered a part for a Case CX50B and gotten the wrong one, you know the feeling. That wasted hour on the phone, the machine down, the customer waiting. I’ve been there. The Case CX50B Parts Catalog – OEM Factory Parts Breakdown puts an end to that. This is the same 470-page document the dealer uses to order the exact part. No aftermarket shortcuts. No cross-referenced part numbers that may or may not be right. This is the real deal.

470 Pages of Factory Part Numbers

Every nut, bolt, seal, and filter is in there. The catalog splits the machine into sections: engine, hydraulics, undercarriage, cab, and more. Page 5 shows the maintenance parts list – coolant filter, oil filter, fuel filter, hydraulic oil filter, air cleaner elements. Each with the OEM part number you need to order from Case. No chasing after supersessions or checking with three different suppliers. That 470-page count means detailed exploded views for every assembly. When you’re rebuilding a final drive or replacing a hydraulic line, you see exactly how it goes together and what part number you need.

Identification and Version List – Why It Matters

Page 2 of the catalog is where you start. It lists the engineering code, engine model (Yanmar 3TNV88-PYB), and the serial number range. Your machine serial number is N5GN01157 and after? Then this catalog covers yours. There’s a spot to record your machine and engine serial numbers – do it. I’ve seen guys order parts for a CX50B that had a different cab configuration and wonder why the bracket didn’t fit. The version list on page 2 shows the two variants: cab (72170024) and canopy (72170023). Look it up before you click ‘buy’.

Maintenance Parts Coverage

The mainenance parts section (pages 4-5) lists the filters and routine replacements you’ll need: separator, coolant filter, engine oil filter, fuel filter, air cleaner, breather, strainer element, hydraulic oil filter. Each reference points you to the exploded diagram page where you can confirm the part. For example, the hydraulic oil filter (part 72281486) is shown on the hydraulic system section. That’s the value of an OEM catalog – you see the part in context, not just a number in a list. Use OEM filters on these machines; aftermarket ones can cause issues with bypass valves or micron ratings.

Does This Parts Catalog Cover the Entire Machine?

Yes. The catalog covers the complete Case CX50B mini crawler excavator from serial number N5GN01157 and after. That includes the undercarriage, track frames, final drives, the Yanmar engine, hydraulic pump and control valves, swing gear, cab or canopy, electrical components, and all the small brackets and seals. If you need to order a part for the cooling system, the steering system, or the ROPS structure, it’s in here. This is not a service manual – it does not have repair procedures or torque specs. For that, you’ll want the CASE CX40B CX50B 2004 Workshop Manual. But for getting the right part in your hand, this catalog is essential.

Source Authenticity – OEM vs Aftermarket

I’ve seen aftermarket parts catalogs that list the wrong part number for a simple oil seal. They copy old data, miss factory updates. This Parts Catalog is an original Case publication. It comes from the same source the dealer parts counter uses. The part numbers are direct from the manufacturer, including any supersessions that were current at the time of printing. If you’re working on construction equipment, you cannot afford to guess. One wrong seal can cause a leak that takes a day to fix. Get the OEM catalog and order with confidence. For broader context on equipment documentation standards, see Automotive Industry Overview.

Related Manuals

• CASE CX50B Parts Catalog – Same manual on this site
• Case CX160B 2007 Parts Catalog – OEM Undercarriage Hydraulics

For a deeper dive into how automotive and off-highway parts systems compare, check Automotive Industry Overview on Wikipedia.

Is this a service manual with repair procedures?

No. This is a parts catalog for ordering parts. You need the workshop manual for repair steps and torque specs.

How do I find the correct part number for my specific machine?

Start on page 2 where the catalog lists the version identification. Find your machine’s serial number (stamped on the frame) and check which engineering code applies. Then look in the corresponding section – the catalog uses exploded diagrams with reference numbers that link to the part number list. If your machine serial number is N5GN01157 or later, this catalog covers it. Always verify the part number against the diagram, especially for assemblies that may have been updated.

Stop guessing on parts. Access the Factory Manual now and get the exact part numbers you need for your Case CX50B. Your machine will be back running faster.