{
 "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": "spektrum-a330-servo",
 "name": "Spektrum A330 9 g sub-micro servo",
 "kind": "modern",
 "category": "RC planes",
 "group": "Micro servos",
 "year": null,
 "question": "What are the dimensions of the Spektrum A330 9 g sub-micro servo?",
 "tags": [
  "rc plane",
  "rc airplane",
  "radio control",
  "model aircraft",
  "micro servos"
 ],
 "aliases": [
  "spektrum a330 dimensions",
  "spmsa330 size",
  "a330 servo mm",
  "spektrum 9g servo",
  "a330 weight",
  "a330 medidas",
  "a330 abmessungen",
  "e-flite 9g servo size"
 ],
 "overall_mm": {
  "length": 20.32,
  "width": 11.94,
  "height": 22.86
 },
 "official_cad": false,
 "xem_status": "free-files",
 "les": false,
 "free_files": 1,
 "url": "https://xemstudio.com/objects/spektrum-a330-servo/",
 "sheet_txt": "https://xemstudio.com/objects/spektrum-a330-servo/sheet.txt",
 "sheet": {
  "basis": "Secondary source: ServoDatabase.com (copy of the maker's figures; the maker publishes none directly)",
  "overall_mm": {
   "length": 20.32,
   "width": 11.94,
   "height": 22.86
  },
  "notes": [
   "Servo Database lists L 0.47 / W 0.80 in; the box uses 0.80 in (20.32 mm) as length and 0.47 in (11.94 mm) as width, height 0.90 in (22.86 mm). Torque and speed not listed (secondary).",
   "True size, no printing tolerance added. Only published numbers are used; anything not published is said so.",
   "Secondary source: the numbers come from a retailer or magazine copy of the maker's specification."
  ],
  "table": {
   "columns": [
    "dimension",
    "value"
   ],
   "rows": [
    [
     "Dimensions as listed",
     "L 0.47 in, W 0.80 in, H 0.90 in"
    ],
    [
     "Weight",
     "0.32 oz"
    ],
    [
     "Gears",
     "plastic"
    ],
    [
     "Support",
     "bushing"
    ]
   ]
  }
 },
 "sheet_text": "Spektrum A330 9 g sub-micro servo — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/spektrum-a330-servo/  (sheet CC BY 4.0)\nBasis: Secondary source: ServoDatabase.com (copy of the maker's figures; the maker publishes none directly)\nCatalog version: 2026-10-20\n\nOverall (mm): length 20.32, width 11.94, height 22.86\n- Servo Database lists L 0.47 / W 0.80 in; the box uses 0.80 in (20.32 mm) as length and 0.47 in (11.94 mm) as width, height 0.90 in (22.86 mm). Torque and speed not listed (secondary).\n- True size, no printing tolerance added. Only published numbers are used; anything not published is said so.\n- Secondary source: the numbers come from a retailer or magazine copy of the maker's specification.\n\ndimension  value\nDimensions as listed  L 0.47 in, W 0.80 in, H 0.90 in\nWeight  0.32 oz\nGears  plastic\nSupport  bushing\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- ServoDatabase.com: Spektrum A330 — web — Publisher's page; dimensions are facts — https://servodatabase.com/servo/spektrum/a330\n\nFree files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/spektrum-a330-servo/index.json\nAPI: https://xemstudio.com/api/geometry?object=spektrum-a330-servo\n",
 "sources": [
  {
   "publisher": "ServoDatabase.com",
   "title": "Spektrum A330",
   "url": "https://servodatabase.com/servo/spektrum/a330",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  }
 ],
 "xem": {
  "status": "free-files",
  "sheet_free": true,
  "mesh_price_usd": null,
  "step_price_usd": null,
  "tolerance_mm": null
 },
 "related": [
  "rc-servos",
  "towerpro-sg90-micro-servo",
  "emax-es08ma-ii-servo",
  "emax-es9051-servo",
  "hitec-hs-55-servo",
  "hitec-hs-65hb-servo"
 ],
 "fits": [],
 "dimensions": "exact (nominal, no printing tolerance)",
 "dimension_rule": "All geometry on Xem Studio is exact (nominal, true size) with no printing tolerance. 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.",
 "mating": [],
 "faq": [
  {
   "q": "How big is the Spektrum A330?",
   "a": "0.80 × 0.47 × 0.90 in (20.32 × 11.94 × 22.86 mm)."
  }
 ],
 "files_license": null,
 "offers": [
  {
   "file": "spektrum-a330-servo-envelope",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/spektrum-a330-servo/spektrum-a330-servo-envelope.step",
   "stl": "https://xemstudio.com/files/hardware/spektrum-a330-servo/spektrum-a330-servo-envelope.stl",
   "note": "Envelope 20.32 × 11.94 × 22.86 mm (Servo case L × W × H exactly as the maker lists it; the listing does not say whether mounting tabs or the output shaft are included)"
  }
 ],
 "markdown": "https://xemstudio.com/objects/spektrum-a330-servo/index.md"
}