Kaydon Reali-Slim Thin Section Bearings · KB Series
KB045AR0 Thin Section Bearing
KB045AR0 Kaydon Reali-Slim thin section bearing with bore, outside diameter, section size, series and inquiry information.
Ask for price, lead time and equivalent bearing options.
KB045AR0 Open Thin Section Bearing Photo
Real photo of an open thin section bearing for quick visual confirmation.
Product Introduction
KB045AR0 is a Kaydon Reali-Slim thin section bearing. This series is used when compact bearing cross-section, low weight and large bore diameter are required.
Main size: bore 4.5 in / 114.3 mm, outside diameter 5 in / 127 mm, section 0.250 x 0.250 in / 6.35 x 6.35 mm.
Load ratings: dynamic radial 917 lb / 4079 N; ISO radial 2,000 lb / 8896 N; thrust 2,240 lb / 9964 N; static radial 2,250 lb / 10008 N; thrust 6,500 lb / 28913 N.
Type A is angular contact, Type C is radial contact, and Type X is four-point contact.
Confirm the original model, load direction, speed, accuracy and installation space before selection.
Thin section bearing construction diagram
The exact dimensions for this model are listed in the specification table below. This image shows the Type A, C or X construction.
d=4.5 in / 114.3 mmD=5 in / 127 mmB=0.250 x 0.250 in / 6.35 x 6.35 mm
Specifications
| Brand | Kaydon Reali-Slim Thin Section Bearings |
|---|---|
| Series | KB |
| Model | KB045AR0 |
| Bore diameter | 4.5 in / 114.3 mm |
| Outer diameter | 5 in / 127 mm |
| Width | 0.250 x 0.250 in / 6.35 x 6.35 mm |
| Dynamic load rating C | radial 917 lb / 4079 N; ISO radial 2,000 lb / 8896 N; thrust 2,240 lb / 9964 N |
| Static load rating C0 | radial 2,250 lb / 10008 N; thrust 6,500 lb / 28913 N |
| Mass | 0.34 lb / 0.154 kg |
| Feature | Type A, Angular contact Reali-Slim thin section ball bearing |
Application and Selection Notes
KB045AR0 belongs to the Kaydon Reali-Slim KB series. It is typically reviewed where a thin section bearing with large bore and compact weight is required.
Check bore 4.5 in / 114.3 mm, outside diameter 5 in / 127 mm and section size 0.250 x 0.250 in / 6.35 x 6.35 mm against the mounting space.
Confirm whether the application needs angular contact, radial contact or four-point contact bearing behavior before replacement.
Series type：Kaydon Reali-Slim KB series thin section bearing
Before Requesting a Quote
Original model or equivalent target
Quantity and expected delivery time
Bearing type, clearance, precision and material requirements
Drawing, application or working load if available
Common Questions
What type of bearing is KB045AR0?
KB045AR0 is a thin section bearing. Confirm whether angular contact, radial contact or four-point contact behavior is required.
Can KB045AR0 be replaced with another brand?
Yes. Provide the original part number, drawing or key dimensions so fit, bearing type and accuracy can be checked.
What are the load ratings of KB045AR0?
The dynamic load rating is radial 917 lb / 4079 N; ISO radial 2,000 lb / 8896 N; thrust 2,240 lb / 9964 N and the static load rating is radial 2,250 lb / 10008 N; thrust 6,500 lb / 28913 N. Final selection must consider the actual load direction and duty cycle.
What should be checked before ordering KB045AR0?
Confirm bore, outer diameter, width, bearing type, accuracy, clearance, preload and installation method before ordering this Thin Section Bearing.
Related Models
View all KB models →
KB Series
KB045CP0 Thin Section Bearing
Type C, Radial contact Reali-Slim thin section ball bearing
KB Series
KB045XP0 Thin Section Bearing
Type X, Four-point contact Reali-Slim thin section ball bearing
KB Series
KB047AR0 Thin Section Bearing
Type A, Angular contact Reali-Slim thin section ball bearing
KB Series
KB047CP0 Thin Section Bearing
Type C, Radial contact Reali-Slim thin section ball bearing
KB Series
KB047XP0 Thin Section Bearing
Type X, Four-point contact Reali-Slim thin section ball bearing
KB Series
KB042AR0 Thin Section Bearing
Type A, Angular contact Reali-Slim thin section ball bearing
KB Series
KB042CP0 Thin Section Bearing
Type C, Radial contact Reali-Slim thin section ball bearing
KB Series
KB042XP0 Thin Section Bearing
Type X, Four-point contact Reali-Slim thin section ball bearing
Model Search
Enter a bearing model number to open its product page directly.
Applications
Industrial robotsCNC rotary tablesMedical imaging systemsOptical inspection equipmentPrecision reducers
Request a Quote: KB045AR0
Send the Kaydon Reali-Slim model, quantity, bearing type, accuracy, clearance and application requirements. We will reply with replacement options, price and lead time.
