{
  "schema_version": "1.0",
  "rubrics": [
    {
      "id": "R1",
      "requirement": "The model shall be a single solid body with the barbed spigot, hex flange and threaded end sharing one common axis."
    },
    {
      "id": "R2",
      "requirement": "The model shall have an overall length of 45 mm."
    },
    {
      "id": "R3",
      "requirement": "The model shall have a hexagonal flange measuring 24 mm across flats."
    },
    {
      "id": "R4",
      "requirement": "The model shall have a male threaded end 10 mm long with a major diameter of 20.96 mm, modelled with a helical thread form."
    },
    {
      "id": "R5",
      "requirement": "The model shall have barbs with an outer diameter of 12.95 mm and a root diameter of 12.02 mm."
    },
    {
      "id": "R6",
      "requirement": "The model shall have a through bore along the full length."
    },
    {
      "id": "R7",
      "requirement": "The model shall have a counterbore of 14.5 mm diameter and 8 mm depth at the threaded end."
    },
    {
      "id": "R8",
      "requirement": "The model shall include R1 fillets at the spigot-to-hex junction and at the hex-to-thread junction."
    },
    {
      "id": "R9",
      "requirement": "The model shall include 1 mm chamfers at the spigot lead-in and the thread lead."
    },
    {
      "id": "R10",
      "requirement": "The drawing shall contain a front elevation, an axial end view showing the hex, a longitudinal section view, and a shaded isometric view."
    },
    {
      "id": "R11",
      "requirement": "The drawing shall dimension the overall length 45, the thread length 10, and the diameters 12.95, 12.02 and 20.96."
    },
    {
      "id": "R12",
      "requirement": "The drawing shall dimension the hex as 24 across flats in the end view."
    },
    {
      "id": "R13",
      "requirement": "The drawing shall dimension the counterbore as 14.5 diameter and 8 depth in the section view, together with the two R1 radii."
    },
    {
      "id": "R14",
      "requirement": "The drawing shall be on an A3 sheet."
    },
    {
      "id": "R15",
      "requirement": "The deliverable shall consist of a Creo part file and a Creo drawing file whose views are generated from that part."
    }
  ]
}