Rear bucket pin 50x400 - suitable for CAT
GX-AFTER

Rear bucket pin 50x400 - suitable for CAT

Catalog number:SKX976548A Nr OEM:1545280 Manufacturer:GX-AFTER
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Rear Bucket Pin 50x400mm (Flanged) suitable for CAT - 1545280

Technical Specification and Compatibility

A high-quality 1545280 rear excavator bucket pin by NEXGEN. This heavy-duty pin has a diameter of 50 mm and a working length of 400 mm, featuring a flange (collar) for secure positioning. Designed for a wide range of Caterpillar (CAT) backhoe loaders, as well as for CAT specialized attachments such as hydraulic hammers, cold planers, and compactors.

Part Number: 1545280
Alternative Number: 9R6162
Type: Rear Bucket / Attachment Pin (Flanged)
Diameter: 50 mm
Length: 400 mm
Design: With Flange (Collar/Head)

By choosing NEXGEN products, you invest in durability. Our pins are made from heat-treated steel, ensuring high resistance to surface wear and core breakage under extreme operating loads.

Features of the 1545280 Pin

Larger 50mm Diameter: Provides increased bending and shear strength, essential when working with heavy attachments (hammers, planers).
Mounting Flange: Facilitates installation and prevents axial movement of the pin in one direction, enhancing safety.
Wear Resistance: Hardened surface minimizes ridges and wear, extending replacement intervals.
Wide CAT Compatibility: Fits many generations of CAT machines (from series B to the newest F2/XE).

Application in machinery

Brand Machine / Attachment Type Models / Series
Caterpillar (CAT) Backhoe Loaders 415, 415F2, 416, 416B, 416C, 416D, 416E, 416F, 416F2
420, 420D, 420E, 420F, 420F2, 420XE
422E, 422F, 422F2
424, 424B, 424B HD, 424B2, 424D
426, 426C, 426 F2
427F2
428, 428B, 428C, 428D, 428E, 428F, 428F2
430, 430D, 430E, 430F, 430F2
432, 432D, 432E, 432F, 432F2
434, 434E, 434F, 434F2
436C
438C, 438D
440
442D, 442E
444, 444E, 444F, 444F2
450, 450E, 450F
Caterpillar (CAT) Hydraulic Hammers B6, B8, H75E S, H80E, H95E S
Caterpillar (CAT) Other Attachments Cold Planers (PC35), Vibratory Compactors (CVP40)
Komatsu Backhoe Loaders Select models (verify dimensions)
New Holland Backhoe Loaders Select models (verify dimensions)

The list above is for reference. It is crucial to verify the dimensions (50x400 mm) in your machine.

Related Parts and Hardware

The 50mm diameter pin 1545280 requires matching bushings. Always replace them together with the pin to fully eliminate play. Also remember the appropriate retainer (bolt through the flange) and shims.

⚠️ Safety Warning

Working with heavy attachments (e.g., a hammer) using a worn 50mm pin is very risky. Pin breakage under load can lead to an uncontrolled drop of the attachment, posing a serious threat to the surroundings.

Part Role in the Machine and Failure Diagnostics

Pin 1545280 is the main mounting point for large capacity buckets and heavy hydraulic attachments in CAT machines. Its larger diameter (50mm) allows it to transfer much higher loads than standard 45mm pins.

  • › Loud, metallic banging when working with a hammer or digging.
  • › Visible side and radial play of the attachment on the pin.
  • › Grease leaking around the pin despite regular lubrication (worn bushing seals).
  • › Difficulty removing (pin seized in worn bores).

📞 Can't find the part you're looking for?

No worries. Our website features only a few thousand of the over 60,000 parts we have in stock. Contact us – we likely have what you need readily available!

🔧 Expert Guide: Key Installation Tips

  1. Measure Diameter: This is a 50 mm pin. CAT machines also use 45 mm and 55 mm pins. A mistake will prevent installation.
  2. Complete Replacement: Always replace the pin together with the bushings. A new pin in old bushings will quickly be damaged again.
  3. Intensive Greasing: Attachments like hydraulic hammers require more frequent greasing (even every 2-4 hours of operation). Ensure grease channels are clear.
  4. Play Elimination: Use shim washers to minimize side play of the attachment on the pin, reducing impact dynamics.

Frequently Asked Questions (FAQ)

How is this pin different from 1545279?

It differs in dimensions. This one (1545280) is 50x400 mm, while 1545279 is 45x340 mm. You must match the pin to the bores in your arm/attachment.

Does it fit a hydraulic hammer?

Yes, it is dedicated, among others, to CAT H75E S, H95E S, H80E, B6, B8 hammers, provided they require a 50mm pin.

Question mark

Do you have doubts or need confirmation to avoid costly downtime? Call us. Our experts will help you select the right part to get your equipment back to work as quickly as possible.

SKX976548A
1545280
6.40 kg

Data sheet

SUITABLE FOR
CAT
MACHINE TYPE
BACKHOE LOADER
OEM NUMBERS
1545280 / 9R6162
OUTER DIAMETER (MM)
50
LENGTH (MM)
400
PIN WITH COLLAR
YES

Specific References

MPN
1545280
Łączna ocena:
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Rear bucket pin 50x400 - suitable for CAT

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Manufacturer

  • Serwis Kop Sp. z o.o. Sp. K.
  • Podkarpacka 57a
  • 35-082 Rzeszów
  • Poland
  • [email protected]
  • +48178643100

Responsible person

  • Serwis Kop Sp. z o.o. Sp. K.
  • Podkarpacka 57A
  • 35-082 Rzeszów
  • Poland
  • [email protected]
  • +48178643100
gross price

104.55 zł

net price
85,00 zł
Available in large quantity Temporarily unavailable
85,00 zł
net price

104.55 zł

gross price
Nie możesz dodać więcej produktów
  • You will receive 9 points, it gives you 3.60 zł
  • Lowest price from 30 days before the discount: 104.55 zł
    PRODUCT SPECIFICATION
    SUITABLE FOR
    CAT
    MACHINE TYPE
    BACKHOE LOADER
    OEM NUMBERS
    1545280 / 9R6162
    OUTER DIAMETER (MM)
    50
    LENGTH (MM)
    400
    PIN WITH COLLAR
    YES

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