Harwin M20-9990346 3-pin vertical header - provenance.json

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John Lauer Publish 0.1.0 11c49ff 9d ago

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{
  "part": "M20-9990346",
  "reviewDate": "2026-10-11",
  "source": "https://www.harwin.com/products/M20-9990346",
  "drawing": {
    "url": "https://content.harwin.com/asset/640f59f4-1860-40fe-82ef-f2a104ffa7d8/DRG-00479-Technical-Drawing-Datasheet-M20-999-pdf.pdf",
    "revision": "M20-999XXXX issue23 17.12.18",
    "sha256": "03044d5d36a23a934970f60d11482d94366ca23c70fce8a524293ce1048f820f"
  },
  "model": {
    "kind": "Original Adom nominal reconstruction",
    "generator": "build_model.py",
    "kernel": "Existing shared OCP service environment",
    "pinCount": 3,
    "pitchMm": 2.54,
    "pinSquareMm": 0.64,
    "pinSquareToleranceMm": 0.02,
    "aboveBoardMm": 8.64,
    "tailMm": 3,
    "bodyMm": [
      2.54,
      7.62,
      2.54
    ],
    "omissions": [
      "Manufacturer CAD not used",
      "No pin-tip chamfers or molded underside recesses",
      "No full tolerance envelope"
    ]
  },
  "footprint": {
    "recommendedFinishedHoleMm": 1.02,
    "finishedHoleToleranceMm": 0.05,
    "padDiameterMm": 1.7,
    "padSource": "Adom candidate",
    "attrRepair": "Changed generated smd attribute to through_hole; all pads already thru_hole; known adom-footprint issue1"
  },
  "numbering": "Adom convention for unpolarized header, not physical manufacturer pin1",
  "matingLife": {
    "tinOperations": 50,
    "source": "Manufacturer drawing"
  },
  "qualification": "Provisional; physical solder/mating/crimp acceptance pending",
  "visualReview": {
    "wiki": "pending; task browser closed by user",
    "local": "Actual STEP isometric rendered and inspected: correct contact count, nominal body and through-hole tails."
  },
  "assetSha256": {
    "m20-9990346-hero.glb": "b45957af0c410af6548f90b0ae99c02d5afe6f5f586784499eb1dcaaf07ae0bd",
    "m20-9990346.lbr": "0f40a550a11688ac3c4a91b31deb1fe0831a9b72851e78ee3fb5cda8069f94ac",
    "m20-9990346.step": "e6b753f3ccf67007d3d0c67de9f13151c7dc3b38962d5b3c53699b7ac8ce37b1",
    "m20-9990346.kicad_sym": "3ae501979ee40c6340c0c273169935b69746c68aacb23f407d4643633ef744f1",
    "m20-9990346.glb": "0b2491e03fdb88a4a626f808ea14cd9e655fc130887f3c8afaf58b0e7dbce415",
    "m20-9990346.kicad_mod": "cfc646ad3517f6980646a56d285aba78995399e1418e58261998ace036ef3a7a"
  }
}