

| Inquiry | Application | Position | Ball bearing | Ceramic ball bearings | ||
|---|---|---|---|---|---|---|
| Radial | Angular contact | Radial | Angular contact | |||
| 330E & 557 MANUAL CHUCK | BOTH | SR144TLZ | - | - | - | |
| 557 PUSH BUTTON | FRONT | SR144TLZ | - | SR144TLZN | - | |
| 557 PUSH BUTTON | REAR | SR144TLW1.9 | - | SR144TLW1.9N | - | |
| 757 WORKHORSE PUSH BUTTON | FRONT | SR144TLZ | - | SR144TLZN | - | |
| 757 WORKHORSE PUSH BUTTON | REAR | SR144TLW1.9 | - | SR144TLW1.9N | - | |
| 757 TRI-PORT PUSH BUTTON | FRONT | SR144TLZ | - | SR144TLZN | - | |
| 757 TRI-PORT PUSH BUTTON | REAR | SR144TLW1.9 | - | SR144TLW1.9N | - | |