Common FAG Bearings Suffix Meaning:
| Bearing Structure | Bearing Suffix | Meaning |
| Deep Groove Ball Bearing | M | Machined brass cage, steel ball guide |
| 2RS, 2RSR | Double sealed rubber seals | |
| W203B | Stainless steel bearing | |
| 2Z, 2ZR | Double sealed metal seals | |
| Angular Contact Ball Bearing | B | Modified internal structure |
| MP | Machined window brass cage | |
| TVP | Glass fiber reinforced nylon cage | |
| UA | General structure design for bearing in pairs, O type or X Type arrangement of small axial clearance bearing set | |
| UO | General structure design for bearing in pairs, O type or X Zero-clearance bearing set | |
| Spindle Bearing | C | Contact angle a=15° |
| E | Contact angle a=25° | |
| P4S | Tolerance class is P4S | |
| T | Phenolic resin solid window cage | |
| UL | The general structure of paired bearings, add light preload X or O layout | |
| Four Point Angular Contact Ball Bearing | MPA | Window type brass solid cage, outer ring guide |
| N2 | With two stop grooves | |
| TVP | Window glass fiber reinforced polyamide solid cage,Steel ball guide | |
| Self Aligning Ball Bearing | C3 | Radial clearance is greater than ordinary clearance |
| K | Conical hole | |
| M | Steel ball guided machined brass solid cage | |
| 2RS | With rubber sealing covers at both ends | |
| TV | Steel ball guided glass fiber reinforced polyamide solid cage | |
| Cylindrical Roller Bearing | E | Enhanced cage |
| M,M1 | Roller-guided machined brass solid cage | |
| TVP2 | Roller guided window glass fiber reinforced polyamide entity retention | |
| X | Internal structure changed according to the standard | |
| Full Complement Roller Bearing | B | The oil hole on the outer ring is updated and the oil hole spacing is updated, in the double half ring |
| C | Enhanced structure, renewal of oil holes on the outer ring and oil hole spacing, update, double half inner ring | |
| C3 | Radial clearance is larger than normal group | |
| .2LS | With rubber sealing covers at both ends | |
| V | Full complement rollers | |
| H | Automatic positioning | |
| Taper Roller Bearing | A | Internal structure changes |
| A. . . N11CA | Axial clearance A (um), there are two spacers between the outer ring. Tapered roller bearings in X arrangement | |
| B | Increased contact angle | |
| X | External dimensions adopt international standards | |
| Drum Roller Bearing | C3 | Radial clearance is greater than normal group |
| K | Conical hole | |
| MB | Machined brass solid cage, inner ring guide | |
| T | Window glass fiber reinforced polyamide solid cage | |
| Spherical Roller Bearing | A | Internal structure changes |
| B | Internal structure changes | |
| D | Inner ring material is 100CrMn6 | |
| E | Enhanced internal structure | |
| K | Conical hole, taper 1: 12 | |
| K30 | Conical hole, taper 1: 30 | |
| M | Machined brass cage, roller guided | |
| MA | Machined brass cage, outer ring guided | |
| MB | Machined brass cage, inner ring guided | |
| S | Outer ring with lubricating oil groove and oil inlet | |
| T41A | Special bearings suitable for vibration loads, diameter tolerance zoneNarrow, radial clearance C4 group | |
| TVPB | Window glass fiber reinforced polyamide cage, inner ring guide | |
| Thrust Ball Bearing | FP | Machined window steel cage, guided by steel balls |
| M | Machined brass cage, steel ball guide | |
| MP | Machined window brass cage, steel ball guide | |
| Thrust Angular Ball Bearing | TVP | Solid window glass fiber reinforced polyamide cage,steel ball guide |
| Thrust Cylindrical Roller Bearing | LPB | Machined window type light metal cage, shaft guide |
| MB | Machined brass cage, shaft guide | |
| MPB | Machined window type brass cage, shaft guide | |
| TVPB， TVPB1 | Molded window glass fiber reinforced polyamide cage and haft guide | |
| Thrust Spherical Roller Bearing | E | Maximum load capacity structure |
| MB | Machined brass cage, shaft guide |
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