The insert, also called the bolster, is the bearing housing a spindle fits into. Jaylaxmi supplies spindles for the insert types below, and the inserts themselves are supplied from Texpart, SKF (Teraspin), Novibra or Jaylaxmi depending on the spindle type. The table lists which spindle pages name each insert.
| Insert / bolster | Machine family | Jaylaxmi spindles that list it |
| HF-1 | Ring spinning, ring doubling | Manual doffing, auto doffing, Rabbeth, aluminum plug type (doubling) |
| HF-21 | Ring spinning, ring doubling | Manual doffing, auto doffing, Rabbeth, aluminum plug type (doubling) |
| HF-100 | Ring spinning, ring doubling | Manual doffing, aluminum plug type (doubling) |
| CS1, CS21 | Ring spinning | Manual doffing, auto doffing, Rabbeth |
| HZ-2C | Ring doubling / twisting | Aluminum plug type, straight built |
| HZ-3C | Ring doubling / twisting | Aluminum plug type, straight built, heavy duty |
| HZ-33 | Ring doubling / twisting | Ring doubling and twisting spindles |
| HZ-44 | Ring doubling, woolen / worsted / jute | Heavy duty ring doubler, woolen, worsted and jute spindles |
| HZ-55, HZ-66, HZ-68, HZ-77 | Ring doubling, woolen / worsted / jute | Extra heavy duty ring doubler, heavy duty aluminum plug type |
| 20 mm, 24 mm, 28 mm neck bearing | Ring doubling, woolen / worsted / jute | Extra heavy duty ring doubler, heavy duty aluminum plug type |
Our spindle lubricating machine cleans and refills bolsters (inserts) of the types HF-1 / CS1, CS21 / HF-21, HZ-3C, HZ-33, HZ-44, HZ-55, HZ-66, HZ-68, HZ-77 and 20, 24 and 28 mm neck bearing.
Not sure which insert your frame uses? Read the Spindle Selection Guide, check the technical data sheets, or contact us with your machine make and model.