Product Description
Replacing a worn PTFE pestle keeps your DUALL tissue grinder producing consistent homogenates without the expense of a complete new set. Because components are fully interchangeable, the new pestle fits existing tubes of the same size and is ready to use right away.
This listing is for Kimble catalog number 885381-0022: Replacement PTFE Pestle for KONTES DUALL Tissue Grinder, Size 22. The pestle is PTFE on a 6 mm shaft, designed for the threaded DUALL grinders with PTFE/rubber-lined phenolic screw caps. It maintains a pestle-to-tube clearance of 0.004 to 0.006 in with tubes of low-extractable borosilicate glass. Sizes 21, 22 and 23 are available. LIGHT LABS supplies the complete DWK Life Sciences line, including Kimble, Wheaton and DURAN labware.
Key Features
- Direct replacement – Fits DUALL threaded grinders of the same size
- PTFE head – Chemically inert grinding surface
- Precise clearance – 0.004 to 0.006 in with the matching tube
- Three sizes – Sizes 21, 22 and 23
Specifications
| Catalog Number | 885381-0022 |
| Brand | Kimble (DWK Life Sciences) |
| Description | Replacement PTFE Pestle for KONTES DUALL Tissue Grinder, Size 22 |
| Sold As | Each |
| Pestle Material | PTFE |
| Shaft OD | 6 mm |
| Clearance | 0.004 to 0.006 in |
Available Options
- 885381-0021 – Replacement PTFE Pestle for KONTES DUALL Tissue Grinder, Size 21
- 885381-0023 – Replacement PTFE Pestle for KONTES DUALL Tissue Grinder, Size 23
Applications
- Tissue grinder maintenance
- Soft tissue homogenization
- Cell disruption
- Protein extraction
