5W6392 Seal U Cup for Caterpillar

5W6392 is a U-cup seal for Caterpillar equipment. It is used as a sealing element in the applicable hydraulic or mechanical assembly of the listed Caterpillar machines.

This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by the Caterpillar reference number 5W-6392 and is supplied under SKU 5W6392. The U-cup profile is part of the product designation and identifies the seal type.

Fitment

The 5W6392 U-cup seal is listed for the following Caterpillar equipment models and series:

• Excavators: Caterpillar 206, 206B, 212, 212B, M312, M315 and M318.
• Backhoe loaders: Caterpillar 426B, 426C, 436B, 436C, 438B, 438C, 438D and 442D.
• Wheel excavators: Caterpillar M313C, M315C, M316C, M318C and M315.

Fitment is specified by the equipment model designation above. For service identification, compare the installed seal and the equipment parts documentation with the 5W6392 or 5W-6392 reference before installation.

The listed application includes machines from the Caterpillar 206, 212, 400-series backhoe loader and M-series excavator families. Model suffixes are retained because they identify separate equipment configurations within the listed machine ranges.

• Caterpillar 206 series: 206 and 206B.
• Caterpillar 212 series: 212 and 212B.
• Caterpillar M-series excavators: M312, M315 and M318.
• Caterpillar backhoe loader series: 426B, 426C, 436B, 436C, 438B, 438C, 438D and 442D.
• Caterpillar M-series wheel excavators: M313C, M315C, M316C, M318C and M315.

Cross-reference numbers

• Caterpillar: 5W-6392.
• Number format without the hyphen: 5W6392.

5W6392 and 5W-6392 identify the same seal reference in different number formats. The number printed or stamped on the removed part should be checked against these references when the seal is being identified for service.

Specifications

• Part type: U-cup seal.
• Product category: Seals.
• Equipment manufacturer: Caterpillar.
• Applicable equipment: Excavators, backhoe loaders and wheel excavators.
• SKU: 5W6392.
• Condition: New.
• Part source: Aftermarket.
• Manufacturer: CTP (Costex Tractor Parts).
• Weight: 0.1 lb.
• Length: 1 cm.
• Width: 1 cm.
• Depth: 1 cm.

The supplied dimensional data are listed as length 1 cm, width 1 cm and depth 1 cm. These values describe the packaged or catalogued part dimensions provided for this product and should not be treated as a complete seal cross-section or installation measurement.

The product consists of the 5W6392 U-cup seal. No additional components or installation hardware are specified in the available product data.