Aspect AS83 moment of inertia

 {
  "scales": [
    {
      "prefix": null,
      "root_scale": null,
      "unit": "UN949",
      "system_dimensions": "DI34",
      "aspects": [
        "AS83"
      ],
      "conversions": [
        {
          "src_scale_id": "SC843",
          "dst_scale_id": "SC845",
          "aspect_id": "AS83"
        }
      ],
      "casts": [],
      "id": "SC843",
      "ml_name": "#N/A",
      "scale_type": "ratio",
      "is_systematic": null
    },
    {
      "prefix": null,
      "root_scale": null,
      "unit": "UN180",
      "system_dimensions": null,
      "aspects": [
        "AS83"
      ],
      "conversions": [
        {
          "src_scale_id": "SC845",
          "dst_scale_id": "SC843",
          "aspect_id": "AS83"
        }
      ],
      "casts": [],
      "id": "SC845",
      "ml_name": "ra_ip_lb.ft2",
      "scale_type": "ratio",
      "is_systematic": null
    }
  ],
  "id": "AS83",
  "name": "moment of inertia",
  "ml_name": "as_moment_of_inertia",
  "symbol": null,
  "reference": "NIST Special Publication 1038"
}