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20 mL ground-glass plunger
20 mL ground-glass plunger: Ø20.40 (= the bore, published), collar Ø24.65 (published); rod 136.10 long (= bore depth) and collar 3 thick drawn
Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.
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Dimensions
| size | 20 mL |
|---|---|
| bore_mm | 20.4 |
| barrel_od_mm | 24.2 |
| barrel_collar_mm | 33.25 |
| piston_collar_mm | 24.65 |
| length_mm | 145.5 |
| ml_per_mm | 0.3269 |
| popper_bore_mm | 19.6 |
| verified_and_drawn | bore, OD, collar Ø, piston collar Ø, length |
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Glass syringes 1–50 mL (all-glass, ground-glass plunger): barrel and plunger: every size, notes, mating features and sources. What are the dimensions of a glass syringe?
Other sizes
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