2M0344 NBR (60) O-Ring — SKU 2M0344

The 2M0344 O-ring is a sealing component for fixed and some moving connections in Caterpillar equipment. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The seal is made from NBR nitrile material and is identified by the equipment manufacturer part number 2M-0344. The available application data covers Caterpillar articulated dump trucks, Challenger equipment, earthmoving compactors, and Caterpillar engine-machine applications.

Fitment

The 2M0344 O-ring is listed for the following Caterpillar equipment types and models:

• Caterpillar articulated dump trucks
• Caterpillar Challenger equipment
• Caterpillar earthmoving compactors
• Caterpillar engine-machine applications
• Caterpillar D350E
• Caterpillar D400E
• Caterpillar 65E
• Caterpillar 75E
• Caterpillar 85E
• Caterpillar 95E
• Caterpillar 816B
• Caterpillar 815B
• Caterpillar 3126
• Caterpillar 3126B

Compatibility should be confirmed against the machine model, serial number, and the sealing position before installation, because the same Caterpillar machine series may use different components in different assemblies.

Cross-reference numbers

Specifications

The component is intended to provide sealing at the installed connection. Its listed design covers fixed connections and some moving parts. The NBR material specification, 0.5-inch cross-section, and 7.28-inch inner diameter identify the sealing dimensions supplied for this SKU.

Before replacing the seal, compare the removed part with the stated part number and dimensions. Installation location, groove condition, mating surfaces, and the required temperature range should be checked as part of the equipment repair procedure.