Harwin M20-9990246 2-pin vertical header - provenance.json

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John Lauer Publish 0.1.0 523d7b7 9d ago

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{
  "part": "M20-9990246",
  "reviewDate": "2026-10-11",
  "source": "https://www.harwin.com/products/M20-9990246",
  "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": 2,
    "pitchMm": 2.54,
    "pinSquareMm": 0.64,
    "pinSquareToleranceMm": 0.02,
    "aboveBoardMm": 8.64,
    "tailMm": 3,
    "bodyMm": [
      2.54,
      5.08,
      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": {
    "m20-9990246.lbr": "2d0213140b204386aa0f7590ae83e0ddcca3dedbd17ced02f0697e1efd84a505",
    "m20-9990246-hero.glb": "4e07fc91f0ef6aa2619725c247e55e8f3b3f4f49b359e6a8507fdfa7f1a4a8bf",
    "m20-9990246.glb": "821f44a6cc5f2f55ce272946298bd172f8515ae8df59a9ecda9f517b3c31945a",
    "m20-9990246.kicad_mod": "01fa5fab0de880725144b21ea6a3b5f6758e0fbfc8b67abec9c401d87a05cc35",
    "m20-9990246.kicad_sym": "5d02934eabf47c2ef8aa7464b5fdb0068419a0cdf6dac9a1c006b01b9c8e73d4",
    "m20-9990246.step": "c604373fcd4626a9ba1bad0f08a1066e9be9add101cf68f7585b2a6dedd6b38b"
  }
}