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syringe-piston-20ml
20ml syringe piston Ø19.1 × 25 (the barrel bore, exact), two 5 mm lands, 5 mm fork slot (for a 5 mm thick con-rod), Ø3 pin hole at 11.2 mm
Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.
STEP STL free, CC BY 4.0 (credit "Xem Studio")
Dimensions
| syringe | 20ml |
|---|---|
| barrel_id_mm | 19.1 |
| piston_od_mm | 19.1 |
| length_mm | 25 |
| pin_z_mm | 11.2 |
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Ring-less pistons with a con-rod fork for 10, 20 and 30 mL syringe barrels: every size, notes, mating features and sources. What piston replaces a syringe plunger and takes a con-rod?