2N7003 Soot Filter for Caterpillar Equipment

The 2N7003 Soot Filter is a filtration component for Caterpillar equipment, including Caterpillar generator applications and Caterpillar marine engine applications. The listed equipment coverage includes SR4, 3412C, 3412, and 3412E.

This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts). The part is identified as a soot filter and is supplied under SKU 2N7003.

The filter is intended for use where the listed Caterpillar equipment requires a soot filter identified by the 2N7003 part number. Equipment compatibility should be checked against the machine or engine identification and the part number installed on the application before installation.

Fitment

• Caterpillar SR4 generator equipment
• Caterpillar 3412 generator equipment
• Caterpillar 3412C engine and generator applications
• Caterpillar 3412E engine and generator applications
• Caterpillar marine engine applications

The fitment information identifies the part for Caterpillar generator and marine engine equipment. The model references supplied for this part are SR4, 3412, 3412C, and 3412E. These model designations should be compared with the equipment nameplate and service parts documentation when selecting the filter.

For applications using the 3412 engine family, the listed fitment includes the 3412 base designation together with the 3412C and 3412E versions. The SR4 reference is listed separately as a generator equipment application. The available data does not specify a machine serial-number range, production year, or installation position.

Cross-reference numbers

• 2N7003
• 2N-7003

2N7003 is the SKU and the principal identification number for this soot filter. The same Caterpillar reference is also written in hyphenated form as 2N-7003. These numbers identify the same filter reference in the supplied parts information.

No additional supplier numbers or separate application-specific references are provided in the available product data. The numbers shown above should be compared with the number marked on the removed part and with the equipment parts listing.

Specifications

The stated dimensions are 74.93 cm in length, 25.4 cm in width, and 6.99 cm in depth. The listed weight is 0.4 lb. The available data does not specify the filter material, thread information, sealing arrangement, internal construction, or additional components supplied with the part.

Before installation, confirm the part number, equipment model, and available dimensional information against the Caterpillar application. The product data does not include a serial-number range or further installation instructions.