| Product Number | SR188ZZ Bearing | 
| System of Measurement | imperial | 
| Bearing Type | ball | 
| For Load Direction | Radial | 
| Construction | single column | 
| Seal Type | metal dust cover | 
| Bore Dia | 0.25" | 
| Bore Dia Tolerance | -0.0003" to 0" | 
| Outer Dia | 0.5" | 
| Outer Dia Tolerance | -0.0003" to 0" | 
| Width(B) | 0.1875" | 
| Width Tolerance | -0.005" to 0" | 
| Ring Material | 440C stainless steel | 
| Ball Material | 440C stainless steel | 
| Cage Material | 300 series stainless steel | 
| Dynamic Radial Load | 186 lbf | 
| Static Radial Load | 72 lbf | 
| Max Speed (X1000 rpm) | 36 | 
| Lubrication | Lubricated | 
| Shaft Mount Type | push-in | 
| Temperature Range | -86 to 230°F | 
| ABEC Rating | ABEC1 (ABEC3/5/7 optional) | 
| Radial Clearance Trade No. | MC3 (Available in MC1/2/4/5/6) | 
| Radial Clearance | 0.00008" to 0.0005" | 
| RoHS | conform to | 
| REACH | conform to | 
| Ball Dia | 0.07870" | 
| Ball Qty | 8 | 
| Weight | 2.32 | 
| Inner ring type | Standard type | 
| NMB | DDRI-814ZZ | 
| GRW | SS6350B-2Z | 
| McMaster-Carr ABEC5 | 57155K376 | 
| NHBB | SSRI-814ZZ | 
| EZO | SR188ZZ | 
| McMaster-Carr ABEC7 | 3759T57 | 
| DYNAROLL | SR188ZZ | 
| FAG | SR16322Z | 
| RMB | ULZ8016X | 
| MPB | S814CHH | 
| LOTTON | SR188ZZ | 
| McMaster-Carr ABEC1 | |
| BARDEN | SR188ZZ | 
| McMaster-Carr ABEC3 | 
						| LOTTON | DYNAROLL  | EZO  | BARDEN  | NMB  | McMaster-Carr ABEC7  | McMaster-Carr ABEC5  | NHBB  | GRW  | MPB | 
SR188ZZ  | SR188ZZ  | SR188ZZ  | SR188ZZ  | DDRI-814ZZ  | 3759T57  | 57155K376 | SSRI-814ZZ  | SS6350B-2Z  | S814CHH  | 
RMB  | FAG | 
ULZ8016X  | SR16322Z |