{
 "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": "raboesch-154-2-blade-30mm-m4-prop-rb154-02a",
 "name": "Raboesch series 154 brass propeller, 2-blade 30 mm, left, M4 (rb154-02a)",
 "kind": "modern",
 "category": "RC boats",
 "group": "Props and drive hardware",
 "year": null,
 "question": "What are the dimensions of the Raboesch 154 2-blade 30 mm M4 propeller?",
 "tags": [
  "rc boat",
  "radio control boat",
  "model boat",
  "hobby rc",
  "props and drive hardware"
 ],
 "aliases": [
  "raboesch 154 30mm",
  "raboesch propeller m4 30mm",
  "30mm brass prop m4",
  "rb154-02a",
  "2 blade m4 propeller rc boat",
  "raboesch prop pitch",
  "messing propeller 30 mm m4",
  "schiffsschraube m4 30mm",
  "hélice latón m4 30 mm"
 ],
 "overall_mm": {
  "length": 30,
  "width": 30,
  "height": null
 },
 "official_cad": false,
 "xem_status": "free-files",
 "les": false,
 "free_files": 1,
 "url": "https://xemstudio.com/objects/raboesch-154-2-blade-30mm-m4-prop-rb154-02a/",
 "sheet_txt": "https://xemstudio.com/objects/raboesch-154-2-blade-30mm-m4-prop-rb154-02a/sheet.txt",
 "sheet": {
  "basis": "Secondary source: Lindinger (Raboesch distributor) (copy of the maker's figures; the maker publishes none directly)",
  "overall_mm": {
   "length": 30,
   "width": 30,
   "height": null
  },
  "notes": [
   "A classic Raboesch scale-boat brass prop for M4 shafts. The disc is Ø30 mm; the hub length is not published.",
   "Figures are from Lindinger (Raboesch distributor).",
   "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": [
    [
     "Diameter",
     "30 mm"
    ],
    [
     "Pitch",
     "30.7 mm"
    ],
    [
     "Blades",
     "2"
    ],
    [
     "Thread",
     "M4"
    ],
    [
     "Rotation",
     "left"
    ],
    [
     "Material",
     "soldered brass"
    ],
    [
     "Manufacturer no.",
     "rb154-02a"
    ],
    [
     "Hub",
     "not published"
    ]
   ]
  }
 },
 "sheet_text": "Raboesch series 154 brass propeller, 2-blade 30 mm, left, M4 (rb154-02a) — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/raboesch-154-2-blade-30mm-m4-prop-rb154-02a/  (sheet CC BY 4.0)\nBasis: Secondary source: Lindinger (Raboesch distributor) (copy of the maker's figures; the maker publishes none directly)\nCatalog version: 2026-10-20\n\nOverall (mm): length 30, width 30\n- A classic Raboesch scale-boat brass prop for M4 shafts. The disc is Ø30 mm; the hub length is not published.\n- Figures are from Lindinger (Raboesch distributor).\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\nDiameter  30 mm\nPitch  30.7 mm\nBlades  2\nThread  M4\nRotation  left\nMaterial  soldered brass\nManufacturer no.  rb154-02a\nHub  not published\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- Lindinger (Raboesch distributor): RABOESCH MS Propeller Series 154 2BL 30 L — web — Publisher's page; dimensions are facts — https://lindinger.at/en/CARS-BOATS/ACCESSORIES/Boat-Accessories/Propellers/RABOESCH-MS-Propeller-Series-154-2BL-30-L/9778578\n\nFree files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/raboesch-154-2-blade-30mm-m4-prop-rb154-02a/index.json\nAPI: https://xemstudio.com/api/geometry?object=raboesch-154-2-blade-30mm-m4-prop-rb154-02a\n",
 "sources": [
  {
   "publisher": "Lindinger (Raboesch distributor)",
   "title": "RABOESCH MS Propeller Series 154 2BL 30 L",
   "url": "https://lindinger.at/en/CARS-BOATS/ACCESSORIES/Boat-Accessories/Propellers/RABOESCH-MS-Propeller-Series-154-2BL-30-L/9778578",
   "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": [
  "romarin-stern-tube-90mm-m4-ro1441",
  "romarin-stern-tube-175mm-m4-ro1442",
  "romarin-stern-tube-235mm-m4-ro1444",
  "raboesch-shaft-m5-ball-bearing-290mm-rb301-08"
 ],
 "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": "What is the pitch of the Raboesch 154 30 mm prop?",
   "a": "30.7 mm, with an M4 thread."
  }
 ],
 "files_license": null,
 "offers": [
  {
   "file": "raboesch-154-2-blade-30mm-m4-prop-rb154-02a-swept-disc",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/raboesch-154-2-blade-30mm-m4-prop-rb154-02a/raboesch-154-2-blade-30mm-m4-prop-rb154-02a-swept-disc.step",
   "stl": "https://xemstudio.com/files/hardware/raboesch-154-2-blade-30mm-m4-prop-rb154-02a/raboesch-154-2-blade-30mm-m4-prop-rb154-02a-swept-disc.stl",
   "note": "Swept disc Ø30 mm, 1 mm reference — blades and hub not published, not modelled"
  }
 ],
 "markdown": "https://xemstudio.com/objects/raboesch-154-2-blade-30mm-m4-prop-rb154-02a/index.md"
}