{
 "version": "2026-10-20",
 "license": "Dimension sheets: CC BY 4.0. Standard and published-size files: CC BY 4.0. Xem Studio's own designs (files_license = Xem Studio Design License): free to use and sell things from, not to redistribute as files — https://xemstudio.com/license/. Other publishers' files: their own license, linked beside them.",
 "slug": "acrylic-tube-od-wall-sizes",
 "name": "Acrylic tube sizes: OD × ID × wall (1/4 to 6 in OD, clear extruded PMMA), inch and mm",
 "kind": "standard",
 "category": "Hardware",
 "group": "Materials & stock",
 "year": null,
 "question": "What are the standard OD, ID and wall thickness of clear acrylic tube?",
 "tags": [
  "acrylic tube",
  "plexiglass tube",
  "pmma tube",
  "clear tube",
  "plastic tube",
  "acrylic pipe",
  "od id wall"
 ],
 "aliases": [
  "acrylic tube sizes",
  "acrylic tube 1 inch od",
  "acrylic tube 2 inch od",
  "acrylic tube 3 inch od",
  "clear acrylic tube 1/8 wall",
  "acrylic tube od id wall thickness",
  "plexiglass tube sizes",
  "acrylic pipe sizes",
  "2 inch od acrylic tube id",
  "acrylic tube 1/4 wall",
  "acrylic tube mm",
  "clear tube 50mm"
 ],
 "overall_mm": {
  "length": null,
  "width": null,
  "height": null
 },
 "official_cad": false,
 "xem_status": "not-scanned",
 "les": false,
 "free_files": 0,
 "url": "https://xemstudio.com/objects/acrylic-tube-od-wall-sizes/",
 "sheet_txt": "https://xemstudio.com/objects/acrylic-tube-od-wall-sizes/sheet.txt",
 "sheet": {
  "basis": "eplastics (24 sizes, page 1 of 2) and U.S. Plastic (14 sizes) distributor listings; wall derived as (OD − ID) / 2",
  "overall_mm": {
   "length": null,
   "width": null,
   "height": null
  },
  "notes": [
   "Clear extruded acrylic (PMMA) tube is sold by outside diameter and inside diameter; the wall is derived, (OD − ID) / 2, because neither distributor prints a wall column. Sizes are nominal inch sizes; mm columns are exact conversions of the inch values (× 25.4), not separate catalog data. Cast acrylic tube and heavy-wall tube exist (U.S. Plastic lists cast and 'heavy wall' items) but no table of them was read.",
   "eplastics lists 24 sizes on page 1 of 2 (1/4 in OD to 2-1/2 in OD); page 2 was not read, so larger sizes there are missing from this table. U.S. Plastic's page lists 14 sizes from 1-1/2 to 6 in OD, all 1/8 in wall. The five sizes both distributors list (1-1/2 × 1-1/4, 1-3/4 × 1-1/2, 2 × 1-3/4, 2-1/4 × 2, 2-1/2 × 2-1/4) agree.",
   "No STEP/STL: a tube is a plain hollow cylinder with no other published feature. Left out: tolerances (OD and wall tolerances were not read), length, square and rectangular acrylic tube, cast tube."
  ],
  "table": {
   "columns": [
    "OD, in",
    "ID, in",
    "wall (OD − ID) / 2, in",
    "OD, mm",
    "ID, mm",
    "wall, mm",
    "listed by"
   ],
   "rows": [
    [
     "1/4",
     "1/8",
     "1/16",
     "6.35",
     "3.17",
     "1.59",
     "eplastics"
    ],
    [
     "5/16",
     "3/16",
     "1/16",
     "7.94",
     "4.76",
     "1.59",
     "eplastics"
    ],
    [
     "3/8",
     "1/8",
     "1/8",
     "9.52",
     "3.17",
     "3.17",
     "eplastics"
    ],
    [
     "3/8",
     "1/4",
     "1/16",
     "9.52",
     "6.35",
     "1.59",
     "eplastics"
    ],
    [
     "1/2",
     "3/16",
     "5/32",
     "12.70",
     "4.76",
     "3.97",
     "eplastics"
    ],
    [
     "1/2",
     "1/4",
     "1/8",
     "12.70",
     "6.35",
     "3.17",
     "eplastics"
    ],
    [
     "1/2",
     "3/8",
     "1/16",
     "12.70",
     "9.52",
     "1.59",
     "eplastics"
    ],
    [
     "5/8",
     "3/8",
     "1/8",
     "15.88",
     "9.52",
     "3.17",
     "eplastics"
    ],
    [
     "5/8",
     "1/2",
     "1/16",
     "15.88",
     "12.70",
     "1.59",
     "eplastics"
    ],
    [
     "3/4",
     "1/2",
     "1/8",
     "19.05",
     "12.70",
     "3.17",
     "eplastics"
    ],
    [
     "3/4",
     "5/8",
     "1/16",
     "19.05",
     "15.88",
     "1.59",
     "eplastics"
    ],
    [
     "7/8",
     "3/4",
     "1/16",
     "22.22",
     "19.05",
     "1.59",
     "eplastics"
    ],
    [
     "1",
     "3/4",
     "1/8",
     "25.40",
     "19.05",
     "3.17",
     "eplastics"
    ],
    [
     "1",
     "7/8",
     "1/16",
     "25.40",
     "22.22",
     "1.59",
     "eplastics"
    ],
    [
     "1-1/4",
     "1",
     "1/8",
     "31.75",
     "25.40",
     "3.17",
     "eplastics"
    ],
    [
     "1-1/4",
     "1-1/8",
     "1/16",
     "31.75",
     "28.57",
     "1.59",
     "eplastics"
    ],
    [
     "1-1/2",
     "1",
     "1/4",
     "38.10",
     "25.40",
     "6.35",
     "eplastics"
    ],
    [
     "1-1/2",
     "1-1/4",
     "1/8",
     "38.10",
     "31.75",
     "3.17",
     "eplastics + U.S. Plastic"
    ],
    [
     "1-5/8",
     "1-3/8",
     "1/8",
     "41.27",
     "34.92",
     "3.17",
     "eplastics"
    ],
    [
     "1-3/4",
     "1-1/2",
     "1/8",
     "44.45",
     "38.10",
     "3.17",
     "eplastics + U.S. Plastic"
    ],
    [
     "2",
     "1-1/2",
     "1/4",
     "50.80",
     "38.10",
     "6.35",
     "eplastics"
    ],
    [
     "2",
     "1-3/4",
     "1/8",
     "50.80",
     "44.45",
     "3.17",
     "eplastics + U.S. Plastic"
    ],
    [
     "2-1/4",
     "2",
     "1/8",
     "57.15",
     "50.80",
     "3.17",
     "eplastics + U.S. Plastic"
    ],
    [
     "2-1/2",
     "2-1/4",
     "1/8",
     "63.50",
     "57.15",
     "3.17",
     "eplastics + U.S. Plastic"
    ],
    [
     "2-3/4",
     "2-1/2",
     "1/8",
     "69.85",
     "63.50",
     "3.17",
     "U.S. Plastic"
    ],
    [
     "3",
     "2-3/4",
     "1/8",
     "76.20",
     "69.85",
     "3.17",
     "U.S. Plastic"
    ],
    [
     "3-1/4",
     "3",
     "1/8",
     "82.55",
     "76.20",
     "3.17",
     "U.S. Plastic"
    ],
    [
     "3-1/2",
     "3-1/4",
     "1/8",
     "88.90",
     "82.55",
     "3.17",
     "U.S. Plastic"
    ],
    [
     "3-3/4",
     "3-1/2",
     "1/8",
     "95.25",
     "88.90",
     "3.17",
     "U.S. Plastic"
    ],
    [
     "4",
     "3-3/4",
     "1/8",
     "101.60",
     "95.25",
     "3.17",
     "U.S. Plastic"
    ],
    [
     "4-1/2",
     "4-1/4",
     "1/8",
     "114.30",
     "107.95",
     "3.17",
     "U.S. Plastic"
    ],
    [
     "5",
     "4-3/4",
     "1/8",
     "127.00",
     "120.65",
     "3.17",
     "U.S. Plastic"
    ],
    [
     "6",
     "5-3/4",
     "1/8",
     "152.40",
     "146.05",
     "3.17",
     "U.S. Plastic"
    ]
   ]
  }
 },
 "sheet_text": "Acrylic tube sizes: OD × ID × wall (1/4 to 6 in OD, clear extruded PMMA), inch and mm — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/acrylic-tube-od-wall-sizes/  (sheet CC BY 4.0)\nBasis: eplastics (24 sizes, page 1 of 2) and U.S. Plastic (14 sizes) distributor listings; wall derived as (OD − ID) / 2\nCatalog version: 2026-10-20\n\nSizes: see table below\n- Clear extruded acrylic (PMMA) tube is sold by outside diameter and inside diameter; the wall is derived, (OD − ID) / 2, because neither distributor prints a wall column. Sizes are nominal inch sizes; mm columns are exact conversions of the inch values (× 25.4), not separate catalog data. Cast acrylic tube and heavy-wall tube exist (U.S. Plastic lists cast and 'heavy wall' items) but no table of them was read.\n- eplastics lists 24 sizes on page 1 of 2 (1/4 in OD to 2-1/2 in OD); page 2 was not read, so larger sizes there are missing from this table. U.S. Plastic's page lists 14 sizes from 1-1/2 to 6 in OD, all 1/8 in wall. The five sizes both distributors list (1-1/2 × 1-1/4, 1-3/4 × 1-1/2, 2 × 1-3/4, 2-1/4 × 2, 2-1/2 × 2-1/4) agree.\n- No STEP/STL: a tube is a plain hollow cylinder with no other published feature. Left out: tolerances (OD and wall tolerances were not read), length, square and rectangular acrylic tube, cast tube.\n\nOD, in  ID, in  wall (OD − ID) / 2, in  OD, mm  ID, mm  wall, mm  listed by\n1/4  1/8  1/16  6.35  3.17  1.59  eplastics\n5/16  3/16  1/16  7.94  4.76  1.59  eplastics\n3/8  1/8  1/8  9.52  3.17  3.17  eplastics\n3/8  1/4  1/16  9.52  6.35  1.59  eplastics\n1/2  3/16  5/32  12.70  4.76  3.97  eplastics\n1/2  1/4  1/8  12.70  6.35  3.17  eplastics\n1/2  3/8  1/16  12.70  9.52  1.59  eplastics\n5/8  3/8  1/8  15.88  9.52  3.17  eplastics\n5/8  1/2  1/16  15.88  12.70  1.59  eplastics\n3/4  1/2  1/8  19.05  12.70  3.17  eplastics\n3/4  5/8  1/16  19.05  15.88  1.59  eplastics\n7/8  3/4  1/16  22.22  19.05  1.59  eplastics\n1  3/4  1/8  25.40  19.05  3.17  eplastics\n1  7/8  1/16  25.40  22.22  1.59  eplastics\n1-1/4  1  1/8  31.75  25.40  3.17  eplastics\n1-1/4  1-1/8  1/16  31.75  28.57  1.59  eplastics\n1-1/2  1  1/4  38.10  25.40  6.35  eplastics\n1-1/2  1-1/4  1/8  38.10  31.75  3.17  eplastics + U.S. Plastic\n1-5/8  1-3/8  1/8  41.27  34.92  3.17  eplastics\n1-3/4  1-1/2  1/8  44.45  38.10  3.17  eplastics + U.S. Plastic\n2  1-1/2  1/4  50.80  38.10  6.35  eplastics\n2  1-3/4  1/8  50.80  44.45  3.17  eplastics + U.S. Plastic\n2-1/4  2  1/8  57.15  50.80  3.17  eplastics + U.S. Plastic\n2-1/2  2-1/4  1/8  63.50  57.15  3.17  eplastics + U.S. Plastic\n2-3/4  2-1/2  1/8  69.85  63.50  3.17  U.S. Plastic\n3  2-3/4  1/8  76.20  69.85  3.17  U.S. Plastic\n3-1/4  3  1/8  82.55  76.20  3.17  U.S. Plastic\n3-1/2  3-1/4  1/8  88.90  82.55  3.17  U.S. Plastic\n3-3/4  3-1/2  1/8  95.25  88.90  3.17  U.S. Plastic\n4  3-3/4  1/8  101.60  95.25  3.17  U.S. Plastic\n4-1/2  4-1/4  1/8  114.30  107.95  3.17  U.S. Plastic\n5  4-3/4  1/8  127.00  120.65  3.17  U.S. Plastic\n6  5-3/4  1/8  152.40  146.05  3.17  U.S. Plastic\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- eplastics: Clear extruded acrylic tube: OD x ID (24 of the sizes on page 1 of 2) — web — Publisher's page; dimensions are facts — https://www.eplastics.com/shapes/plexiglass/tube/clear-extruded\n- U.S. Plastic Corp: Clear extruded acrylic tubing 1-1/2 to 6 in OD, 1/8 in wall — web — Publisher's page; dimensions are facts — https://www.usplastic.com/catalog/item.aspx?itemid=23401\n- McMaster-Carr: Acrylic pipe / tube (free STEP/IGES per part, for your own design use; no redistribution) — STEP, IGES, PDF — McMaster-Carr site terms: personal design use, no redistribution [verify license at link] — https://www.mcmaster.com/products/acrylic-pipe/\n- McMaster-Carr: Acrylic hollow rods (free STEP/IGES per part, for your own design use; no redistribution) — STEP, IGES, PDF — McMaster-Carr site terms: personal design use, no redistribution [verify license at link] — https://www.mcmaster.com/acrylic-hollow-rods\n\nNo true-size file yet: the published figures do not fix the whole shape; a measured scan is planned.\nAPI: https://xemstudio.com/api/geometry?object=acrylic-tube-od-wall-sizes\n",
 "sources": [
  {
   "publisher": "eplastics",
   "title": "Clear extruded acrylic tube: OD x ID (24 of the sizes on page 1 of 2)",
   "url": "https://www.eplastics.com/shapes/plexiglass/tube/clear-extruded",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "U.S. Plastic Corp",
   "title": "Clear extruded acrylic tubing 1-1/2 to 6 in OD, 1/8 in wall",
   "url": "https://www.usplastic.com/catalog/item.aspx?itemid=23401",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "McMaster-Carr",
   "title": "Acrylic pipe / tube (free STEP/IGES per part, for your own design use; no redistribution)",
   "url": "https://www.mcmaster.com/products/acrylic-pipe/",
   "formats": [
    "STEP",
    "IGES",
    "PDF"
   ],
   "license": "McMaster-Carr site terms: personal design use, no redistribution",
   "license_verified": false,
   "hosted": false
  },
  {
   "publisher": "McMaster-Carr",
   "title": "Acrylic hollow rods (free STEP/IGES per part, for your own design use; no redistribution)",
   "url": "https://www.mcmaster.com/acrylic-hollow-rods",
   "formats": [
    "STEP",
    "IGES",
    "PDF"
   ],
   "license": "McMaster-Carr site terms: personal design use, no redistribution",
   "license_verified": false,
   "hosted": false
  }
 ],
 "xem": {
  "status": "not-scanned",
  "sheet_free": true,
  "mesh_price_usd": null,
  "step_price_usd": null,
  "tolerance_mm": null
 },
 "related": [
  "acrylic-and-polycarbonate-sheet-thickness",
  "acetal-delrin-rod-diameters",
  "stainless-steel-pipe-asme-b36-19m-sch-5s-10s-40s-80s",
  "pvc-schedule-40-fittings-laying-lengths"
 ],
 "fits": [],
 "dimensions": "exact (nominal, no tolerance added)",
 "dimension_rule": "All geometry on Xem Studio is exact (nominal, true size) with no tolerance added. Where a part meets another part, the object lists its mating features (feature, exact size, what it mates with, fit class: press, slide, run, socket, clamp or designed). Apply your process's allowance to those features only; 'designed' gaps are part of the design and stay as drawn. Typical accuracy by process and ISO 286 fits: https://xemstudio.com/tolerances/",
 "mating": [],
 "faq": [
  {
   "q": "What is the ID of a 2 inch OD acrylic tube?",
   "a": "1-3/4 in (1/8 in wall) at both distributors; eplastics also lists a 2 in OD × 1-1/2 in ID (1/4 in wall)."
  },
  {
   "q": "What wall thickness do acrylic tubes have?",
   "a": "Derived as (OD − ID) / 2: 1/16 to 1/4 in in the sizes read, 1/8 in for every U.S. Plastic size."
  },
  {
   "q": "What is the smallest acrylic tube?",
   "a": "1/4 in OD × 1/8 in ID (1/16 in wall), eplastics ACREXT.250X.125."
  }
 ],
 "files_license": null,
 "offers": [],
 "markdown": "https://xemstudio.com/objects/acrylic-tube-od-wall-sizes/index.md"
}