Hypodermic Tubing Gage Chart

(All dimensions in inches)

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XHW:Extra Heavy Wall | HW: Heavy Wall | RW: Regular Wall | TW: Thin Wall | XTW: Extra Thin Wall | UTW: Ultra Thin Wall
More Sizes and Wall Thicknesses Available.

GAGE SIZE NOM. OD OD RANGE NOM. WALL NOM. ID ID RANGE
6RW .203 .202/.204 .015 .173 .170/.176
6TW .203 .202/.204 .010 .183 .181/.185
6.5 .187 .187/.189 .010 .168 .165/.171
7RW .180 .179/.181 .015 .150 .147/.153
7TW .180 .179/.181 .010 .160 .158/.162
8RW .165 .164/.166 .0155 .135 .132/.138
8TW .165 .164/.166 .010 .145 .143/.147
9RW .148 .147/.149 .015 .118 .115/.121
9TW .148 .147/.149 .010 .128 .126/.130
9.5 .141 .140/.142 .011 .119 .117/.121
10RW .134 .133/.135 .014 .106 .104/.108
10TW .134 .133/.135 .010 .114 .112/.116
10XTW .134 .133/.135 .008 .118 .116/.120
11RW .120 .119/.121 .013 .094 .092/.096
11TW .120 .119/.121 .010 .100 .098/.102
11XTW .120 .119/.121 .007 .106 .104/.108
12RW .109 .108/.110 .012 .085 .083/.087
12TW .109 .108/.110 .009 .091 .089/.093
12XTW .109 .108/.110 .006 .097 .095/.099
GAGE SIZE NOM. OD OD RANGE NOM. WALL NOM. ID ID RANGE
13RW .095 .094/.096 .012 .071 .069/.073
13TW .095 .094/.096 .009 .077 .075/.079
13XTW .095 .094/.096 .005 .085 .083/.087
13.5 .089 .088/.090 .009 .071 .069/073
14HW .083 .082/.084 .020 .043 .0425/.044
14RW .083 .082/.084 .010 .063 .0601/.065
14TW .083 .082/.084 .008 .067 .0660/.0685
14XTW .083 .082/.084 .005 .072 .0710/.0730
15RW .072 .0715/.0725 .009 .054 .0525/.0555
15TW .072 .0715/.0725 .006 .0605 .0595/.0615
15XTW .072 .0715/.0725 .005 .063 .0620/.0635
15UTW .072 .0715/.0725 .004 .064 .0635/.0655
16RW .065 .0645/.0655 .009 .047 .0455/.0485
16TW .065 .0645/.0655 .006 .0535 .0525/.0545
16XTW .065 .0645/.0655 .005 .056 .0545/.0565
17RW .058 .0575/.0585 .008 .042 .0405/.0435
17TW .058 .0575/.0585 .005 .0475 .0465/.0485
17XTW .058 .0575/.0585 .004 .050 .0490/.0510
17UTW .058 .0575/.0585 .0035 .052 .0510/.0530
18RW .050 .0495/.0505 .0085 .033 .0315/.0345
18TW .050 .0495/.0505 .006 .038 .0375/.0395
18XTW .050 .0495/.0505 .004 .042 .0410/.0430
18UTW .050 .0495/.0505 .003 .044 .0430/.0455
GAGE SIZE NOM. OD OD RANGE NOM. WALL NOM. ID ID RANGE
19XHW .042 .0415/.0425 .0115 .019 .0180/.0200
19HW .042 .0415/.0425 .0095 .023 .0220/.0240
19RW .042 .0415/.0425 .0075 .027 .0255/.0285
19TW .042 .0415/.0425 .005 .032 .0315/.0335
19XTW .042 .0415/.0425 .0035 .035 .0340/.0360
19UTW .042 .0415/.0425 .002 .037 .0360/.0380
20XHW .036 .0355/.0360 .0095 .016 .0150/.0170
20RW .036 .0355/.0360 .006 .024 .0230/.0245
20TW .036 .0355/.0360 .005 .026 .0255/.0270
20XTW .036 .0355/.0360 .004 .027 .0270/.0285
21HW .032 .0320/.0325 .008 .016 .0150/.0170
21RW .032 .0320/.0325 .006 .020 .0195/.0210
21TW .032 .0320/.0325 .0045 .023 .0225/.0240
21XTW .032 .0320/.0325 .0035 .025 .0245/.0260
22RW .028 .0280/.0285 .006 .016 .0155/.0170
22TW .028 .0280/.0285 .004 .020 .0190/.0205
22XTW .028 .0280/.0285 .003 .022 .0215/.0230
23RW .025 .0250/.0255 .006 .013 .0125/.0140
23TW .025 .0250/.0255 .004 .017 .0165/.0180
23XTW .025 .0250/.0255 .003 .019 .0185/.0200
23UTW .025 .0250/.0255 .0025 .020 .0195/.0210
24RW .022 .0220/.0225 .005 .012 .0115/.0130
24TW .022 .0220/.0225 .004 .0145 .0135/.0155
24XTW .022 .0220/.0225 .003 .016 .0155/.0170
GAGE SIZE NOM. OD OD RANGE NOM. WALL NOM. ID ID RANGE
25RW .020 .0200/.0205 .005 .010 .0095/.0110
25TW .020 .0200/.0205 .004 .012 .0115/.0130
25XTW .020 .0200/.0205 .003 .014 .0135/.0150
25UTW .020 .0200/.0205 .002 .016 .0155/.0170
26RW .018 .0180/.0185 .004 .010 .0095/.0110
26TW .018 .0180/.0185 .003 .012 .0115/.0130
26XTW .018 .0180/.0185 .002 .014 .0130/.0145
27RW .016 .0160/.0165 .004 .008 .0075/.0090
27TW .016 .0160/.0165 .003 .010 .0095/.0110
27XTW .016 .0160/.0165 .002 .012 .0115/.0130
28RW .014 .0140/.0145 .0035 .007 .0065/.0080
28TW .014 .0140/.0145 .0025 .009 .0085/.0100
28XTW .014 .0140/.0145 .002 .010 .0100/.0110
29RW .013 .0130/.0135 .003 .007 .0065/.0080
29TW .013 .0130/.0135 .0025 .0085 .0080/.0090
29XTW .013 .0130/.0135 .002 .009 .0090/.0100
30RW .012 .0120/.0125 .003 .006 .0055/.0070
30TW .012 .0120/.0125 .0025 .007 .0070/.0080
30XTW .012 .0120/.0125 .002 .008 .0075/.0090