SB / CSB Narrow Inner Ring Bearing Inserts
Compare mounting style, shaft locking, bore range and installation envelope before selecting the alternative.
SA / CSA Narrow Inner Ring Bearing Inserts
SA / CSA Narrow Inner Ring Bearing Inserts is a narrow inner-ring insert bearings using chrome-steel insert bearing construction; this version uses series-specific eccentric/collar retention. For fit approval, check shaft bore, inner-ring width, outer-ring form and housing seat.
Look at the direction from which a technician will approach the fixing bolts and locking hardware. A compact housing is not necessarily easy to maintain if the wrench swing is blocked or if the collar faces a permanent frame member. On crowded equipment, even a small change in housing outline can decide whether replacement requires removing several unrelated parts.
MOQ: 50 pcs. Minimum order value USD 1,500; mixed orders and trial quantities welcome.
Maintenance Access in Tight Spaces
Service-access buying notes
SA / CSA Narrow Inner Ring Bearing Inserts is a narrow inner-ring insert bearings using chrome-steel insert bearing construction; this version uses series-specific eccentric/collar retention. For fit approval, check shaft bore, inner-ring width, outer-ring form and housing seat.
The surrounding use case is typically conveyors, fans, roller tables and general industrial housings using replaceable inserts, but the final choice still depends on the actual machine position and service conditions.
Representative
SA205
Mounting
Narrow inner ring; spherical/cylindrical OD variants
Locking
Eccentric collar
Representative bore
25 mm
D
52 mm
B
22 mm
Maintenance Access in Tight Spaces
Bearing supports are often selected while the machine is open and easy to reach, then serviced years later after guards, drives, ducts or product-contact parts surround them. Access therefore belongs in the selection conversation from the start.
Look at the direction from which a technician will approach the fixing bolts and locking hardware. A compact housing is not necessarily easy to maintain if the wrench swing is blocked or if the collar faces a permanent frame member. On crowded equipment, even a small change in housing outline can decide whether replacement requires removing several unrelated parts.
Photograph the wider installation, not only the bearing close-up. That image helps buyers and application engineers understand why one mounting form is preferred. It also gives future maintenance teams a record of how the support sat before dismantling, including guard position and clearance to adjacent components.
Where possible, orient service features toward the maintenance side without altering the intended mechanical installation. After a successful job, note any special access sequence in the maintenance record so the next changeout can be planned with the correct tools and time allowance.
Technical Specifications & Drawing
| Representative bore | 25 mm |
|---|---|
| D | 52 mm |
| B | 22 mm |
| C | 15 mm |
| S | 7.5 mm |
| B1 | 31.5 mm |
| B2 | 13.5 mm |
| d1 | 38.1 mm |
| G | 5 mm |
| Setscrew | M6x1 / 1/4-28 UNF |
| Ca | 4.3 mm |
| Weight | 0.25 kg |
| Load / Housing Strength Reference | |
| Dynamic load | 14.03 kN |
| Static load | 8.05 kN |
Service-clearance drawing check
Use the drawing to compare shaft bore, inner-ring width, outer-ring form and housing seat. Read the printed values rather than scaling the illustration; for modified equipment, send current machine measurements with the enquiry.
Applications
Conveyors
SA205 can be considered for conveyors where its narrow inner ring; spherical/cylindrical od variants geometry matches the machine. Check the machine-side interface shown in the drawing before final model approval.
Fans & General Machinery
For fans & general machinery, the eccentric collar arrangement changes installation access and shaft retention. Confirm that detail before standardising the spare.
Replacement & MRO
In replacement & mro service, use the construction of SA205 only where the actual moisture, contamination and cleaning conditions match the selected product family.
Related Products
UER Cylindrical Outer Ring Bearing Inserts
Compare mounting style, shaft locking, bore range and installation envelope before selecting the alternative.
SER Cylindrical Outer Ring Bearing Inserts
Compare mounting style, shaft locking, bore range and installation envelope before selecting the alternative.
Access-limited RFQ
Add a wider installation photo so service access can be reviewed with the dimensional requirements.
SA / CSA Narrow Inner Ring Bearing Inserts is a narrow inner-ring insert bearings using chrome-steel insert bearing construction; this version uses series-specific eccentric/collar retention. For fit approval, check shaft bore, inner-ring width, outer-ring form and housing seat.
Look at the direction from which a technician will approach the fixing bolts and locking hardware. A compact housing is not necessarily easy to maintain if the wrench swing is blocked or if the collar faces a permanent frame member. On crowded equipment, even a small change in housing outline can decide whether replacement requires removing several unrelated parts.
MOQ: 50 pcs. Minimum order value USD 1,500; mixed orders and trial quantities welcome.
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