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Constant Section (CS) Bearings KF120XP0

Constant Section (CS) Bearings KF120XP0

The KF120XP0 is a thin-section ball bearing with a 12″ bore and 13.5″ outer diameter, designed for four-point contact. Its slim 0.75″ width makes it ideal for space-constrained applications, while the chrome steel construction ensures durability.

This bearing handles dynamic radial loads up to 8084 lbf and static thrust loads up to 35970 lbf, making it suitable for heavy-duty use. It operates smoothly in temperatures ranging from -30°C to 110°C.

Its open design allows for easy lubrication, and the brass cage provides reliable performance. The bearing is interchangeable with KAYDON models, offering flexibility for replacements.

Weighing 5.2 lbs, it’s a robust choice for machinery requiring high load capacity in a compact design. Compliant with RoHS standards, it’s safe for various industrial applications.

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Product Parameters

  • Part Number KF120XP0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Four Point Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 12"
  • Bore Dia Tolerance -0.0014"– 0"
  • Outer Dia 13.5"
  • Outer Dia Tolerance -0.0014"– 0"
  • Width 0.75"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KF 3/4" x 3/4"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • External Diameter On Inner Ring 12.555"
  • Internal Diameter On Outer Ring (Small Side Face) 12.945"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 8084 lbf
  • Static Radial Load 14390 lbf
  • Static Thrust Load 35970 lbf
  • Static Moment 91730 lbf
  • Temperature Range -30°C to 110 °C
  • Moment Load Rating 38 lbf
  • Dynamic Thrust Load 13190 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 5.2 lbs
  • price（$） 274.52
Constant Section (CS) Bearings KF120XP0 dimension drawing
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Features

Performance Features of KF120XP0 Bearing

KF120XP0 Bearing is built with chrome steel rings and balls, offering strong resistance to heavy loads.
Its dynamic radial load capacity reaches 8084 lbf, ensuring reliable performance in various applications.
The brass cage maintains ball alignment, reducing friction and extending service life.
With a width of just 0.75″, it fits into compact spaces without compromising strength.

How Is KF120XP0 Bearing Engineered for Reliability?

KF120XP0 Bearing features a single-row design with four-point contact, providing stability under load.
The ABEC-1 tolerance class ensures consistent performance in precision applications.
Its chrome steel construction withstands temperatures from -30°C to 110°C.
The open seal type allows for easy lubrication, enhancing durability.

Built for Durability: KF120XP0 Bearing

KF120XP0 Bearing’s thin-section design makes it ideal for space-constrained installations.
The static thrust load capacity of 35970 lbf ensures robust performance in demanding conditions.
Brass cage material reduces wear, while chrome steel components resist corrosion.
Its lightweight design at 5.2 lbs simplifies handling without sacrificing strength.

Application

Key Fields for KF120XP0 Bearing
KF120XP0 Bearing is widely used in robotics, especially in articulated arms where its thin-section design saves space without compromising load capacity. The four-point contact ensures smooth rotation even under combined loads.

In aerospace applications, KF120XP0 Bearing handles moment loads in control mechanisms, thanks to its brass cage and chrome steel construction. Its ABEC-1 tolerance offers reliable precision for critical systems.

For packaging machinery, KF120XP0 Bearing’s inch sizing fits seamlessly into conveyor rollers, while its dynamic thrust load rating supports high-speed operations. The open design simplifies lubrication for maintenance-heavy environments.

Medical imaging devices benefit from KF120XP0 Bearing’s consistent performance, where its static moment capacity stabilises rotating components. The temperature range also suits sterile environments.

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