{
 "object": "tri-clamp-diaphragm-head",
 "license": "CC BY 4.0, Xem Studio",
 "les": "https://longearthsociety.com/engineering/",
 "files": [
  {
   "name": "diaphragm-head-2in",
   "step": "/files/hardware/tri-clamp-diaphragm-head/diaphragm-head-2in.step",
   "stl": "/files/hardware/tri-clamp-diaphragm-head/diaphragm-head-2in.stl",
   "note": "2 in diaphragm head: ISO 2852 face (land Ø56.5–Ø64, rim 2.85, recess 1.6 inside Ø56.5), 20° back cone to the tube OD Ø50.8 at 5.25, membrane cavity Ø47.5 × 13.15, boss pocket Ø12 × 19.15, Ø3 rod guide to 30.00, 4 × Ø4 vents"
  },
  {
   "name": "diaphragm-head-1.5in",
   "step": "/files/hardware/tri-clamp-diaphragm-head/diaphragm-head-1.5in.step",
   "stl": "/files/hardware/tri-clamp-diaphragm-head/diaphragm-head-1.5in.stl",
   "note": "1.5 in diaphragm head: ISO 2852 face (land Ø43.5–Ø50.5, rim 2.85, recess 1.6 inside Ø43.5), 20° back cone to the tube OD Ø38.1 at 5.11, membrane cavity Ø34.8 × 10.65, boss pocket Ø12 × 16.65, Ø3 rod guide to 27.50, 4 × Ø4 vents"
  }
 ]
}