Clear transparent PTFE tubing coiled and crossing over a white background

PTFE Tubing Gauge Chart

Hamilton’s tubing is designed to deliver reliable, leak-free performance in laboratory and OEM liquid handling systems. With a wide range of configurations, volumes, and gauges available, you can build exactly what your application requires.

	Nominal O.D.		Nominal I.D.		Wall Thickness		Volume
Gauge	inch	mm	inch	mm	inch	mm	µL/inch
30	0.031	0.787	0.013	0.330	0.009	0.229	2.2
28	0.034	0.864	0.016	0.406	0.009	0.229	3.3
26	0.037	0.940	0.019	0.483	0.009	0.229	4.7
24	0.043	1.092	0.023	0.584	0.010	0.254	6.8
22	0.049	1.245	0.029	0.737	0.010	0.254	10.8
20	0.059	1.499	0.035	0.889	0.012	0.305	15.8
19	0.063	1.600	0.039	0.991	0.012	0.305	23.8
18	0.067	1.702	0.043	1.092	0.012	0.305	23.8
17	0.073	1.854	0.049	1.245	0.012	0.305	30.9
16	0.079	2.007	0.055	1.397	0.012	0.305	38.9
15	0.085	2.159	0.061	1.549	0.012	0.305	47.9
14	0.092	2.337	0.068	1.727	0.012	0.305	59.5
13	0.101	2.565	0.077	1.956	0.012	0.305	76.3
12	0.110	2.794	0.086	2.184	0.012	0.305	95.2
11	0.120	3.048	0.096	2.438	0.012	0.305	118.6
10	0.131	3.327	0.107	2.718	0.012	0.305	147.4
9	0.149	3.785	0.119	3.023	0.015	0.381	182.3
8	0.164	4.166	0.134	3.404	0.015	0.381	231.1
7	0.180	4.572	0.150	3.810	0.015	0.381	289.6

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