{"id":303,"date":"2024-09-17T17:48:19","date_gmt":"2024-09-17T17:48:19","guid":{"rendered":"https:\/\/leech.caltech.edu\/wp\/?page_id=303"},"modified":"2024-09-19T20:20:41","modified_gmt":"2024-09-19T20:20:41","slug":"syringe-needle-gauge","status":"publish","type":"page","link":"https:\/\/leech.caltech.edu\/cntl\/?page_id=303","title":{"rendered":"Syringe needle gauge"},"content":{"rendered":"\n
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<\/div>\n<\/div>\n\n\n\n

The diameter of syringe needles is designated numerically with a standardized gauge. Small numbers correspond to large diameters:<\/p>\n\n\n\n

Needle gauge<\/th>Outer diam. (mm)<\/th>Inner diam. (mm)<\/th><\/tr><\/thead>
7<\/td>4.572<\/td>3.810<\/td><\/tr>
8<\/td>4.191<\/td>3.429<\/td><\/tr>
9<\/td>3.759<\/td>2.997<\/td><\/tr>
10<\/td>3.404<\/td>2.692<\/td><\/tr>
11<\/td>3.048<\/td>2.388<\/td><\/tr>
12<\/td>2.769<\/td>2.159<\/td><\/tr>
13<\/td>2.413<\/td>1.803<\/td><\/tr>
14<\/td>2.108<\/td>1.600<\/td><\/tr>
15<\/td>1.829<\/td>1.372<\/td><\/tr>
16<\/td>1.651<\/td>1.194<\/td><\/tr>
17<\/td>1.473<\/td>1.067<\/td><\/tr>
18<\/td>1.270<\/td>0.838<\/td><\/tr>
19<\/td>1.067<\/td>0.686<\/td><\/tr>
20<\/td>0.9081<\/td>0.603<\/td><\/tr>
21<\/td>0.8192<\/td>0.514<\/td><\/tr>
22<\/td>0.7176<\/td>0.413<\/td><\/tr>
22s<\/td>0.7176<\/td>0.152<\/td><\/tr>
23<\/td>0.6414<\/td>0.337<\/td><\/tr>
24<\/td>0.5652<\/td>0.311<\/td><\/tr>
25<\/td>0.5144<\/td>0.260<\/td><\/tr>
26<\/td>0.4636<\/td>0.260<\/td><\/tr>
26s<\/td>0.4737<\/td>0.127<\/td><\/tr>
27<\/td>0.4128<\/td>0.210<\/td><\/tr>
28<\/td>0.3620<\/td>0.184<\/td><\/tr>
29<\/td>0.3366<\/td>0.184<\/td><\/tr>
30<\/td>0.3112<\/td>0.159<\/td><\/tr>
31<\/td>0.2604<\/td>0.133<\/td><\/tr>
32<\/td>0.2350<\/td>0.108<\/td><\/tr>
33<\/td>0.2096<\/td>0.108<\/td><\/tr>
34<\/td>0.1842<\/td>0.0826<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Source: https:\/\/blog.darwin-microfluidics.com\/syringe-needle-gauge-table\/<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"

The diameter of syringe needles is designated numerically with a standardized gauge. Small numbers correspond to large diameters: Needle gauge Outer diam. (mm) Inner diam. (mm) 7 4.572 3.810 8 4.191 3.429 9 3.759 2.997 10 3.404 2.692 11 3.048 2.388 12 2.769 2.159 13 2.413 1.803 14 2.108 1.600 15 1.829 1.372 16 1.651 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-303","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/leech.caltech.edu\/cntl\/index.php?rest_route=\/wp\/v2\/pages\/303"}],"collection":[{"href":"https:\/\/leech.caltech.edu\/cntl\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/leech.caltech.edu\/cntl\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/leech.caltech.edu\/cntl\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/leech.caltech.edu\/cntl\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=303"}],"version-history":[{"count":3,"href":"https:\/\/leech.caltech.edu\/cntl\/index.php?rest_route=\/wp\/v2\/pages\/303\/revisions"}],"predecessor-version":[{"id":518,"href":"https:\/\/leech.caltech.edu\/cntl\/index.php?rest_route=\/wp\/v2\/pages\/303\/revisions\/518"}],"wp:attachment":[{"href":"https:\/\/leech.caltech.edu\/cntl\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=303"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}