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Constant Section (CS) Bearings KD120XP0

Constant Section (CS) Bearings KD120XP0

The KD120XP0 is a thin-section ball bearing measuring 12″ by 13″ with a slim 0.5″ width, made from durable chrome steel. Its open design and brass cage ensure smooth operation under various loads.
This bearing handles dynamic radial loads up to 4178 lbf and static thrust loads up to 21380 lbf, making it suitable for demanding applications. It operates well in temperatures from -30°C to 110°C.
With a four-point contact design, it provides stability and can manage moment loads up to 19 ft-lbf. The ABEC-1 tolerance class ensures reliable performance for precision needs.
Ideal for use in robotics or aerospace where space is limited but high load capacity is required. It’s interchangeable with KAYDON bearings, offering flexibility for replacements. Weighing 2.25 lbs, it’s lightweight yet robust.

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Product Parameters

  • Part Number KD120XP0
  • 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"
  • Outer Dia Tolerance -0.0014"– 0"
  • Width 0.5"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KD 1/2" x 1/2"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • External Diameter On Inner Ring 12.370"
  • Internal Diameter On Outer Ring (Small Side Face) 12.630"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 4178 lbf
  • Static Radial Load 8550 lbf
  • Static Thrust Load 21380 lbf
  • Static Moment 53440 lbf
  • Temperature Range -30°C to 110 °C
  • Moment Load Rating 19 lbf
  • Dynamic Thrust Load 6950 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 2.25 lbs
  • price（$） 264.22
Constant Section (CS) Bearings KD120XP0 dimension drawing
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Features

Performance Features of KD120XP0 Bearing

KD120XP0 Bearing is built with chrome steel rings and balls, offering strong resistance to heavy loads.
Its dynamic radial load capacity reaches 4178 lbf, ensuring reliable performance in various applications.
The brass cage maintains ball alignment, reducing friction and extending service life.
With a width of just 0.5″, it fits perfectly in space-constrained designs.

How Does KD120XP0 Bearing Resist Wear?

KD120XP0 Bearing’s chrome steel construction provides excellent durability against wear and tear.
The brass cage ensures smooth operation by keeping the balls properly spaced.
Its ABEC-1 tolerance class guarantees consistent performance under different conditions.
The open design allows for easy lubrication, further reducing wear.

Engineered for Precision: KD120XP0 Bearing

KD120XP0 Bearing offers precise performance with its four-point contact design.
The thin section construction makes it ideal for applications requiring compact solutions.
It handles static thrust loads up to 21380 lbf without compromising accuracy.
The bearing operates smoothly within a temperature range of -30°C to 110°C.

Steel vs Ceramic Bearings: Strengths of KD120XP0 Bearing

KD120XP0 Bearing’s chrome steel rings and balls provide reliable strength and durability.
The brass cage enhances performance by reducing friction during operation.
With a static moment capacity of 53440 lbf, it excels in demanding applications.
Its inch-based measurements make it compatible with various industrial standards.

Application

Key Fields for KD120XP0 Bearing
KD120XP0 Bearing is commonly used in industrial automation, particularly in robotic arms and precision machinery where its thin-section design saves space without compromising strength. The brass cage ensures smooth rotation, making it ideal for high-accuracy applications.

In aerospace equipment, KD120XP0 Bearing handles both radial and moment loads efficiently, thanks to its four-point contact design. Its lightweight construction and ABEC-1 tolerance make it suitable for flight control systems and satellite mechanisms.

For medical imaging devices, KD120XP0 Bearing’s chrome steel rings provide durability while maintaining precise movement. The open seal type allows for easy lubrication, ensuring long-term reliability in critical healthcare environments.

KD120XP0 Bearing also fits well in packaging machinery, where its dynamic thrust load capacity supports high-speed operations. The inch sizing simplifies integration with North American industrial equipment standards.

Q&A

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