{
 "digest": null,
 "links": {
  "fits": [],
  "members": [],
  "cases": [],
  "assemblies": []
 },
 "prints": [],
 "part": {
  "id": "ada-1439-16mm-button",
  "name": "16mm Illuminated Pushbutton family (R/G, momentary/latching)",
  "kind": "",
  "method": "",
  "vendor": "adafruit",
  "sku": "1439",
  "model": "",
  "buy": [
   "https://www.adafruit.com/product/1439"
  ],
  "url": "https://www.adafruit.com/product/1439",
  "category": "switch",
  "owned_qty": 0
 },
 "facts": {
  "id": "ada-1439-16mm-button",
  "name": "16mm Illuminated Pushbutton family (R/G",
  "aka": [
   "ada-1439 red momentary",
   "ada-1440 green momentary",
   "ada-1442 red latching",
   "ada-1443 green latching"
  ],
  "vendor": "adafruit",
  "sku": "1439",
  "url": "https://www.adafruit.com/product/1439",
  "qty_owned": 4,
  "category": "switch",
  "frame": "origin ON THE PANEL PLANE at the button axis; +Z outward (cap side), -Z behind panel",
  "pic": "PXL_20260723_143329587.jpg",
  "body": {
   "size_mm": [
    18.0,
    18.0,
    34.4
   ],
   "outline": "circle",
   "notes": "PANEL CUTOUT: dia 16.2 hole, max panel ~5 (nut depth); bezel dia 18 covers to 18.5; keep 20 dia clear behind panel for nut + fingers"
  },
  "mounting": {
   "holes": [],
   "pattern": "single 16.2 dia panel hole + retaining nut",
   "notes": "behind-panel depth 26.4 incl terminals; wires exit straight back - allow 10 more for lugs/heatshrink"
  },
  "electrical": {
   "notes": "SPST button + LED (R or G per SKU); LED needs series resistor at 3-5V; latching vs momentary per SKU - mechanically identical"
  },
  "cad": {
   "file": "ada-1439-16mm-button.step",
   "fidelity": "envelope",
   "source": "ada-1439-16mm-button.py",
   "verified": true
  },
  "sources": [
   {
    "facts": "overall 18.06x18x29.4, barrel 15.56x18.7, cap 5",
    "ref": "https://www.adafruit.com/product/1439",
    "date": "2026-07-23"
   },
   {
    "facts": "bezel/terminal split, panel hole 16.2",
    "ref": "16mm button family standard (typ.)",
    "date": "2026-07-23"
   }
  ],
  "confidence": "panel hole 16.2 + bezel split typ. - drill a test hole in scrap before the real panel"
 },
 "models": [
  {
   "handle": "sarg",
   "fidelity": "envelope",
   "verified": true,
   "visibility": "public",
   "url": "/m/sarg/ada-1439-16mm-button",
   "files": [
    "ada-1439-16mm-button.py",
    "ada-1439-16mm-button.step",
    "part.yaml"
   ]
  }
 ],
 "related": {
  "notes": {
   "exact": [],
   "chip": [],
   "addr": []
  },
  "parts": {
   "variants": [],
   "interface": [],
   "mounting": [],
   "cooccur": [],
   "owners": [],
   "addr": []
  }
 }
}