Stainless Steel Thin-section Bearings

Last Updated: February 12, 2025

Description

Stainless Steel Thin-section Bearings are specialized components designed with a thin outer ring and reduced width compared to standard bearings. These bearings are engineered to perform in confined spaces without sacrificing load capacity, providing low radial and axial clearance. This makes them ideal for applications requiring high precision in rotation, especially where space is limited.

Working Principle

Stainless Steel Thin-section Bearings operate by utilizing a thin outer ring and a reduced cross-section to maintain performance in compact spaces. They are designed to handle radial, axial, and moment loads, depending on the contact style. The three primary contact styles include radial contact, angular contact, and four-point contact. Angular contact bearings have a 30-degree contact angle and require opposing mounting to establish the correct contact angle, providing high thrust capacity. Four-point contact bearings feature a gothic-arch-shaped raceway that allows them to carry radial, axial, and moment loads simultaneously, often replacing two bearings and simplifying designs. This versatility and precision make them useful in applications where space and weight are critical factors.

Applications

Stainless Steel Thin-section Bearings are used in a variety of specialized applications. In robotics, they are employed in robotic arms, actuators, and precision rotary stages where compact design and high precision are necessary. In the medical field, they are found in MRI machines, dental tools, and other medical instruments where space constraints and precision are crucial. In aerospace, these bearings are used in satellite systems, actuators, and other aerospace applications that require compact, reliable bearings.

Advantages over other Thin-section Bearings

One of the primary advantages of Stainless Steel Thin-section Bearings over other thin-section bearings is their enhanced resistance to moment loads, which is a result of their precise design and construction. Additionally, the ability to replace two bearings with a single four-point contact bearing can simplify designs and reduce the overall weight and complexity of a system.

Limitations

Stainless Steel Thin-section Bearings can be more expensive than standard bearings due to the precision required in their manufacturing. This increased cost can be a limitation for applications where budget constraints are a significant concern. Additionally, while they offer high precision and load capacity, they may not be suitable for applications requiring extremely high load capacities beyond their design limits.

Considerations

When considering Stainless Steel Thin-section Bearings, it is important to evaluate the initial costs, which can be higher due to the precision manufacturing involved. Operating expenses may be reduced due to their long-lasting performance and resistance to vibration. Durability is generally high, but it is crucial to ensure that the bearings are used within their specified load and speed limits to maintain accuracy and longevity. Replacement and maintenance costs should also be considered, as these bearings may require specialized handling and installation to achieve optimal performance.

30 Results
Thin Section -- KG400AR0-RBC [KG400AR0-RBC from RBC Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type-A [See More]

  • Design Units: Inch
  • Outside Diameter: 42.0000
  • Bore: 40.0000
  • Bearing Class: ABEC 1 / RBEC 1 / Class 0 / P0; Abec 1
Thin Section -- SA020AR0 [SA020AR0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type A [See More]

  • Design Units: Inch
  • Outside Diameter: 2.5000
  • Bore: 2.0000
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA020AR0-RBC [SA020AR0-RBC from RBC Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type-A [See More]

  • Design Units: Inch
  • Outside Diameter: 2.5000
  • Bore: 2.0000
  • Bearing Class: ABEC 1 / RBEC 1 / Class 0 / P0; Abec 1
Thin Section -- SA020CP0 [SA020CP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Radial Contact Type-C [See More]

  • Design Units: Inch
  • Outside Diameter: 2.5000
  • Bore: 2.0000
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA020XP0 [SA020XP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Four Point Contact Type-X [See More]

  • Type: Four Point Contact
  • Bore: 2.0000
  • Design Units: Inch
  • Outside Diameter: 2.5000
Thin Section -- SA025AR0 [SA025AR0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type A [See More]

  • Design Units: Inch
  • Outside Diameter: 3.0000
  • Bore: 2.5000
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA025AR0-RBC [SA025AR0-RBC from RBC Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type-A [See More]

  • Design Units: Inch
  • Outside Diameter: 3.0000
  • Bore: 2.5000
  • Bearing Class: ABEC 1 / RBEC 1 / Class 0 / P0; Abec 1
Thin Section -- SA025CP0 [SA025CP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Radial Contact Type-C [See More]

  • Design Units: Inch
  • Outside Diameter: 3.0000
  • Bore: 2.5000
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA025XP0 [SA025XP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Four Point Contact Type-X [See More]

  • Type: Four Point Contact
  • Bore: 2.5000
  • Design Units: Inch
  • Outside Diameter: 3.0000
Thin Section -- SA027XP0 [SA027XP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Four Point Contact Type-X [See More]

  • Type: Four Point Contact
  • Bore: 2.7500
  • Design Units: Inch
  • Outside Diameter: 3.2500
Thin Section -- SA030AR0 [SA030AR0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type A [See More]

  • Design Units: Inch
  • Outside Diameter: 3.5000
  • Bore: 3.0000
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA030AR0-RBC [SA030AR0-RBC from RBC Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type-A [See More]

  • Design Units: Inch
  • Outside Diameter: 3.5000
  • Bore: 3.0000
  • Bearing Class: ABEC 1 / RBEC 1 / Class 0 / P0; Abec 1
Thin Section -- SA030CP0 [SA030CP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Radial Contact Type-C [See More]

  • Design Units: Inch
  • Outside Diameter: 3.5000
  • Bore: 3.0000
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA030XP0 [SA030XP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Four Point Contact Type-X [See More]

  • Type: Four Point Contact
  • Bore: 3.0000
  • Design Units: Inch
  • Outside Diameter: 3.5000
Thin Section -- SA035AR0 [SA035AR0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type A [See More]

  • Design Units: Inch
  • Outside Diameter: 4.0000
  • Bore: 3.5000
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA035AR0-RBC [SA035AR0-RBC from RBC Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type-A [See More]

  • Design Units: Inch
  • Outside Diameter: 4.0000
  • Bore: 3.5000
  • Bearing Class: ABEC 1 / RBEC 1 / Class 0 / P0; Abec 1
Thin Section -- SA035CP0 [SA035CP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Radial Contact Type-C [See More]

  • Design Units: Inch
  • Outside Diameter: 4.0000
  • Bore: 3.5000
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA035XP0 [SA035XP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Four Point Contact Type-X [See More]

  • Type: Four Point Contact
  • Bore: 3.5000
  • Design Units: Inch
  • Outside Diameter: 4.0000
Thin Section -- SA040AR0 [SA040AR0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type A [See More]

  • Design Units: Inch
  • Outside Diameter: 4.5000
  • Bore: 4.0000
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA040AR0-RBC [SA040AR0-RBC from RBC Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type-A [See More]

  • Design Units: Inch
  • Outside Diameter: 4.5000
  • Bore: 4.0000
  • Bearing Class: ABEC 1 / RBEC 1 / Class 0 / P0; Abec 1
Thin Section -- SA040CP0 [SA040CP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Radial Contact Type-C [See More]

  • Design Units: Inch
  • Outside Diameter: 4.5000
  • Bore: 4.0000
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA040XP0 [SA040XP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Four Point Contact Type-X [See More]

  • Type: Four Point Contact
  • Bore: 4.0000
  • Design Units: Inch
  • Outside Diameter: 4.5000
Thin Section -- SA042AR0 [SA042AR0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Angular Contact Type A [See More]

  • Design Units: Inch
  • Outside Diameter: 4.7500
  • Bore: 4.2500
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA042CP0 [SA042CP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Radial Contact Type-C [See More]

  • Design Units: Inch
  • Outside Diameter: 4.7500
  • Bore: 4.2500
  • Material / Plating: Stainless Steel; Stainless Steel
Thin Section -- SA042XP0 [SA042XP0 from KAYDON Bearings]
from Pacific International Bearing, Inc.

Four Point Contact Type-X [See More]

  • Type: Four Point Contact
  • Bore: 4.2500
  • Design Units: Inch
  • Outside Diameter: 4.7500
Thin Section Bearings (Inch)
from Barden Precision Bearings

Deep groove ball bearings have full shoulders on both sides of the raceways of the inner and outer rings. They can accept radial loads, thrust loads in either direction, or a combination of loads. The design of deep groove bearings make them suitable for the addition of closures which help exclude... [See More]

  • Design Units: Inch
  • Material / Plating: Stainless Steel
  • Bearing Class: ABEC 5 / RBEC 5 / Class 5 / P5; ABEC 7 / RBEC 7 / Class 4 / P4; ABEC 9 / RBEC 9 / Class 2 / P2
  • Seals / Shields: None (Open Bearing); Single Seal; Double Seal; Single Shield; Double Shield
Type A SA Angular -- SA020AR0
from KAYDON Bearings

KAYDON stainless steel bearings are used. where high precision and corrosion resistance. are required. In today's manufacturing environment, bearings are. often required: to operate in close proximity to corrosive chemicals. to operate with lubricants which do not protect against corrosion. to be... [See More]

  • Type: One Directional Thrust Angular
  • Bore: 2.0000
  • Design Units: Inch
  • Outside Diameter: 2.5000
Needle Roller Bearings
from NSK Americas

Needle Roller Bearings are classified as either radial or thrust depending on the direction of the load they support. Needle bearing rollers are three to ten times longer than their diameter and exhibit a relatively large radial load capability. Applications that utilize Needle Roller Bearings... [See More]

  • Material / Plating: Stainless Steel
Thrust Needle Roller Bearings -- NTB
from IKO International, Inc.

Thrust needle roller bearings feature needle type rollers and cages made from precisely formed, surface hardened steel plates. Other features include: Rigid structure and good lubricant capacity. Lowest sectional height of all thrust bearings. Suitable replacement for thrust washers. Withstands... [See More]

  • Design Units: Metric
  • Outside Diameter: 0.9449 to 4.3307
  • Bore: 0.3937 to 3.3465
  • Material / Plating: Stainless Steel
Thrust Roller Bearings
from NSK Americas

NSK Thrust Roller Bearings are available with cylindrical or spherical rollers. Thrust bearings sustain only axial loads, but have high axial rigidity which are suitable for heavy loads. They contain convex rollers, have a self-aligning capability and are free of any influence of shaft deflection or... [See More]

  • Material / Plating: Stainless Steel