23s gauge needle
What is the nominal o.d. (mm) for 23s gauge needle?
For 23s gauge needle, nominal o.d. (mm) is 0.642; nominal i.d. (mm) is 0.116; wall thickness (mm) is 0.267; dead volume (ul per 25.4 mm) is 0.268 µL/25.4 mm, verified against its source on 2026-08-27.
23s gauge needle | 0.642 | 0.116 | 0.267 | 0.268 µL/25.4 mm
— hamiltoncompany.com, retrieved 2026-08-27
- Gauge number
- 23s gauge needle verified
- Nominal O.D. (mm)
- 0.642 verified
- Nominal I.D. (mm)
- 0.116 verified
- Wall thickness (mm)
- 0.267 verified
- Dead volume (uL per 25.4 mm)
- 0.268 µL/25.4 mm verified
Source
- hamiltoncompany.comhttps://www.hamiltoncompany.com/laboratory-products/needles-knowledge/needle-gauge-chart