2021335 Pump Piston for Caterpillar Hydraulic Pumps

2021335 is a pump piston used in hydraulic pump applications on Caterpillar wheeled tractor-scraper equipment. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The supplied application data identifies this pump piston for Caterpillar 621G, 623G, 627G, 631G, and 637G wheeled tractor-scraper models. The part number is presented in both the 2021335 and 202-1335 formats.

Fitment

• Equipment manufacturer: Caterpillar
• Equipment type: Wheeled tractor-scraper
• Model: 621G
• Model: 623G
• Model: 627G
• Model: 631G
• Model: 637G

The fitment information above is limited to the Caterpillar wheeled tractor-scraper models specified for part number 202-1335. Compatibility with other Caterpillar machine models or other hydraulic pump assemblies is not specified in the supplied product data.

Cross-reference numbers

• 202-1335
• 2021335

Part number 202-1335 is the hyphenated format associated with SKU 2021335. The available data identifies these two formats for the same pump piston listing; no additional equipment manufacturer or supplier reference numbers are provided.

Specifications

The listed dimensions are reproduced from the available part data in the stated units. The supplied information does not specify the piston material, bore or shaft dimensions, sealing arrangement, installation position, hydraulic pump model, or additional components included with the part.