INA KRE90-PP-A

INA KRE90-PP-A Stud Type Track Roller

Description

The INA KRE90-PP-A is a high-performance stud type track roller, also known as a cam follower, designed for direct mounting onto machine components. It is engineered to handle high radial loads and is suitable for various applications, including cam drives, conveyor systems, and material handling equipment. Its robust construction and effective sealing ensure reliability and a long service life even in challenging industrial environments.

Specifications

• Manufacturer: INA
• Type Number: KRE90-PP-A
• Outer Diameter: 90 mm
• Stud Diameter: 40 mm
• Overall Length: 100 mm
• Thread Size: M40x1.5
• Sealing: Plastic axial plain washers with formed seal lips on both sides (PP designation)
• Dynamic Load Rating: 85 kN
• Static Load Rating: 140 kN
• Weight: Approx. 2.16 kg

Label Info

• Brand: INA
• Model: KRE90-PP-A
• EAN: 4047643068932

Application

This cam follower is ideal for applications requiring precise and reliable linear motion guidance. Common uses include automation and robotics, packaging machinery, food processing equipment, and general machine building.

Country of Origin

Made in Germany.

CO2 Impact

Opting for this component contributes to a circular economy, saving approximately 4.32 kg of CO2 compared to manufacturing a new one. This saving is comparable to the emissions from driving a standard car for over 21 kilometers.

Availability

This item is in stock and ready for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.

FAQ

What does ‘PP-A’ signify in the KRE90-PP-A model number?

The ‘PP’ designation indicates that the track roller is equipped with plastic axial plain washers with formed seal lips on both sides, providing excellent protection against contamination and lubricant loss. The ‘A’ signifies a standard design version of the bearing.

What is the correct tightening torque for the M40x1.5 nut on this cam follower?

The recommended tightening torque depends on the application’s specific requirements and the material of the mating components. However, for a property class 8 nut, a general guideline is a torque of approximately 450 Nm. Always consult the machine’s technical manual for precise installation specifications.

Can this track roller be relubricated, and if so, what type of grease is recommended?

Yes, the KRE90-PP-A has lubrication holes in the stud for relubrication. It is factory-filled with a high-quality lithium soap grease. For relubrication, a grease according to DIN 51825-KP2K-30 is recommended. Relubrication intervals should be determined based on operating conditions such as load, speed, and environment.

Last Update: Friday, March 13, 2026

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