{
 "object": "tri-clamp-displacers-and-heads",
 "license": "CC BY 4.0, Xem Studio",
 "les": "https://longearthsociety.com/engineering/",
 "files": [
  {
   "name": "displacer-shell-1.5in-50",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-1.5in-50.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-1.5in-50.stl",
   "note": "1.5 in shell displacer \u00d833.6 \u00d7 50 for the \u00d834.8 bore (0.6 mm radial gap), 1 mm wall, ribbed; print open end up, 0.8 mm nozzle-friendly"
  },
  {
   "name": "displacer-cap-1.5in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-1.5in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-1.5in.stl",
   "note": "1.5 in displacer end cap with \u00d83 rod boss and M3 grub (print one per displacer)"
  },
  {
   "name": "displacer-foam-template-1.5in-50",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-1.5in-50.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-1.5in-50.stl",
   "note": "1.5 in foam displacer cutting template \u00d833.6 \u00d7 50 with centre and cross lines"
  },
  {
   "name": "displacer-shell-1.5in-75",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-1.5in-75.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-1.5in-75.stl",
   "note": "1.5 in shell displacer \u00d833.6 \u00d7 75 for the \u00d834.8 bore (0.6 mm radial gap), 1 mm wall, ribbed; print open end up, 0.8 mm nozzle-friendly"
  },
  {
   "name": "displacer-cap-1.5in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-1.5in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-1.5in.stl",
   "note": "1.5 in displacer end cap with \u00d83 rod boss and M3 grub (print one per displacer)"
  },
  {
   "name": "displacer-foam-template-1.5in-75",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-1.5in-75.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-1.5in-75.stl",
   "note": "1.5 in foam displacer cutting template \u00d833.6 \u00d7 75 with centre and cross lines"
  },
  {
   "name": "displacer-shell-1.5in-100",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-1.5in-100.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-1.5in-100.stl",
   "note": "1.5 in shell displacer \u00d833.6 \u00d7 100 for the \u00d834.8 bore (0.6 mm radial gap), 1 mm wall, ribbed; print open end up, 0.8 mm nozzle-friendly"
  },
  {
   "name": "displacer-cap-1.5in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-1.5in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-1.5in.stl",
   "note": "1.5 in displacer end cap with \u00d83 rod boss and M3 grub (print one per displacer)"
  },
  {
   "name": "displacer-foam-template-1.5in-100",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-1.5in-100.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-1.5in-100.stl",
   "note": "1.5 in foam displacer cutting template \u00d833.6 \u00d7 100 with centre and cross lines"
  },
  {
   "name": "displacer-regenerative-1.5in-75",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-1.5in-75.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-1.5in-75.stl",
   "note": "1.5 in annular-gap regenerative displacer \u00d831.8 \u00d7 75: 12 radial slots to pack with #100 mesh, 1.5 mm gap"
  },
  {
   "name": "displacer-regenerative-cap-1.5in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-cap-1.5in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-cap-1.5in.stl",
   "note": "cap for the 1.5 in regenerative displacer"
  },
  {
   "name": "head-displacer-1.5in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-displacer-1.5in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-displacer-1.5in.stl",
   "note": "1.5 in ISO 2852 cap: centre press-fit bore for 3/32 in brass guide tube, 4 mm transfer-port barb"
  },
  {
   "name": "head-power-syringe-1.5in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-power-syringe-1.5in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-power-syringe-1.5in.stl",
   "note": "1.5 in ISO 2852 cap: socket for a 10 mL syringe barrel (\u00d815.9) as the power cylinder, M5 instrument/vent port"
  },
  {
   "name": "head-instrument-1.5in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-instrument-1.5in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-instrument-1.5in.stl",
   "note": "1.5 in ISO 2852 cap: \u00d86.15 DS18B20, \u00d83.15 K-type, 4.2 barb port, M3 pinch screws"
  },
  {
   "name": "head-crank-1.5in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-crank-1.5in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-crank-1.5in.stl",
   "note": "1.5 in ISO 2852 cap: \u00d83 rod gland with 1.5 CS O-ring groove and two 623 bearing towers for a \u00d83 crankshaft 24 mm above the cap"
  },
  {
   "name": "displacer-shell-2in-60",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-2in-60.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-2in-60.stl",
   "note": "2 in shell displacer \u00d846 \u00d7 60 for the \u00d847.5 bore (0.75 mm radial gap), 1 mm wall, ribbed; print open end up, 0.8 mm nozzle-friendly"
  },
  {
   "name": "displacer-cap-2in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-2in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-2in.stl",
   "note": "2 in displacer end cap with \u00d83 rod boss and M3 grub (print one per displacer)"
  },
  {
   "name": "displacer-foam-template-2in-60",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-2in-60.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-2in-60.stl",
   "note": "2 in foam displacer cutting template \u00d846 \u00d7 60 with centre and cross lines"
  },
  {
   "name": "displacer-shell-2in-90",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-2in-90.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-2in-90.stl",
   "note": "2 in shell displacer \u00d846 \u00d7 90 for the \u00d847.5 bore (0.75 mm radial gap), 1 mm wall, ribbed; print open end up, 0.8 mm nozzle-friendly"
  },
  {
   "name": "displacer-cap-2in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-2in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-2in.stl",
   "note": "2 in displacer end cap with \u00d83 rod boss and M3 grub (print one per displacer)"
  },
  {
   "name": "displacer-foam-template-2in-90",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-2in-90.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-2in-90.stl",
   "note": "2 in foam displacer cutting template \u00d846 \u00d7 90 with centre and cross lines"
  },
  {
   "name": "displacer-shell-2in-120",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-2in-120.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-2in-120.stl",
   "note": "2 in shell displacer \u00d846 \u00d7 120 for the \u00d847.5 bore (0.75 mm radial gap), 1 mm wall, ribbed; print open end up, 0.8 mm nozzle-friendly"
  },
  {
   "name": "displacer-cap-2in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-2in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-2in.stl",
   "note": "2 in displacer end cap with \u00d83 rod boss and M3 grub (print one per displacer)"
  },
  {
   "name": "displacer-foam-template-2in-120",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-2in-120.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-2in-120.stl",
   "note": "2 in foam displacer cutting template \u00d846 \u00d7 120 with centre and cross lines"
  },
  {
   "name": "displacer-regenerative-2in-90",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-2in-90.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-2in-90.stl",
   "note": "2 in annular-gap regenerative displacer \u00d844.5 \u00d7 90: 12 radial slots to pack with #100 mesh, 1.5 mm gap"
  },
  {
   "name": "displacer-regenerative-cap-2in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-cap-2in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-cap-2in.stl",
   "note": "cap for the 2 in regenerative displacer"
  },
  {
   "name": "head-displacer-2in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-displacer-2in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-displacer-2in.stl",
   "note": "2 in ISO 2852 cap: centre press-fit bore for 3/32 in brass guide tube, 4 mm transfer-port barb"
  },
  {
   "name": "head-power-syringe-2in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-power-syringe-2in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-power-syringe-2in.stl",
   "note": "2 in ISO 2852 cap: socket for a 10 mL syringe barrel (\u00d815.9) as the power cylinder, M5 instrument/vent port"
  },
  {
   "name": "head-instrument-2in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-instrument-2in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-instrument-2in.stl",
   "note": "2 in ISO 2852 cap: \u00d86.15 DS18B20, \u00d83.15 K-type, 4.2 barb port, M3 pinch screws"
  },
  {
   "name": "head-crank-2in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-crank-2in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-crank-2in.stl",
   "note": "2 in ISO 2852 cap: \u00d83 rod gland with 1.5 CS O-ring groove and two 623 bearing towers for a \u00d83 crankshaft 24 mm above the cap"
  },
  {
   "name": "displacer-shell-3in-80",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-3in-80.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-3in-80.stl",
   "note": "3 in shell displacer \u00d870.9 \u00d7 80 for the \u00d872.9 bore (1.0 mm radial gap), 1 mm wall, ribbed; print open end up, 0.8 mm nozzle-friendly"
  },
  {
   "name": "displacer-cap-3in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-3in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-3in.stl",
   "note": "3 in displacer end cap with \u00d83 rod boss and M3 grub (print one per displacer)"
  },
  {
   "name": "displacer-foam-template-3in-80",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-3in-80.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-3in-80.stl",
   "note": "3 in foam displacer cutting template \u00d870.9 \u00d7 80 with centre and cross lines"
  },
  {
   "name": "displacer-shell-3in-120",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-3in-120.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-3in-120.stl",
   "note": "3 in shell displacer \u00d870.9 \u00d7 120 for the \u00d872.9 bore (1.0 mm radial gap), 1 mm wall, ribbed; print open end up, 0.8 mm nozzle-friendly"
  },
  {
   "name": "displacer-cap-3in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-3in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-3in.stl",
   "note": "3 in displacer end cap with \u00d83 rod boss and M3 grub (print one per displacer)"
  },
  {
   "name": "displacer-foam-template-3in-120",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-3in-120.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-3in-120.stl",
   "note": "3 in foam displacer cutting template \u00d870.9 \u00d7 120 with centre and cross lines"
  },
  {
   "name": "displacer-shell-3in-160",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-3in-160.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-shell-3in-160.stl",
   "note": "3 in shell displacer \u00d870.9 \u00d7 160 for the \u00d872.9 bore (1.0 mm radial gap), 1 mm wall, ribbed; print open end up, 0.8 mm nozzle-friendly"
  },
  {
   "name": "displacer-cap-3in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-3in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-cap-3in.stl",
   "note": "3 in displacer end cap with \u00d83 rod boss and M3 grub (print one per displacer)"
  },
  {
   "name": "displacer-foam-template-3in-160",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-3in-160.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-foam-template-3in-160.stl",
   "note": "3 in foam displacer cutting template \u00d870.9 \u00d7 160 with centre and cross lines"
  },
  {
   "name": "displacer-regenerative-3in-120",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-3in-120.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-3in-120.stl",
   "note": "3 in annular-gap regenerative displacer \u00d869.9 \u00d7 120: 12 radial slots to pack with #100 mesh, 1.5 mm gap"
  },
  {
   "name": "displacer-regenerative-cap-3in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-cap-3in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/displacer-regenerative-cap-3in.stl",
   "note": "cap for the 3 in regenerative displacer"
  },
  {
   "name": "head-displacer-3in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-displacer-3in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-displacer-3in.stl",
   "note": "3 in ISO 2852 cap: centre press-fit bore for 3/32 in brass guide tube, 4 mm transfer-port barb"
  },
  {
   "name": "head-power-syringe-3in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-power-syringe-3in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-power-syringe-3in.stl",
   "note": "3 in ISO 2852 cap: socket for a 10 mL syringe barrel (\u00d815.9) as the power cylinder, M5 instrument/vent port"
  },
  {
   "name": "head-instrument-3in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-instrument-3in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-instrument-3in.stl",
   "note": "3 in ISO 2852 cap: \u00d86.15 DS18B20, \u00d83.15 K-type, 4.2 barb port, M3 pinch screws"
  },
  {
   "name": "head-crank-3in",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/head-crank-3in.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/head-crank-3in.stl",
   "note": "3 in ISO 2852 cap: \u00d83 rod gland with 1.5 CS O-ring groove and two 623 bearing towers for a \u00d83 crankshaft 24 mm above the cap"
  },
  {
   "name": "rod-gland-bushing-3mm",
   "step": "/files/hardware/tri-clamp-displacers-and-heads/rod-gland-bushing-3mm.step",
   "stl": "/files/hardware/tri-clamp-displacers-and-heads/rod-gland-bushing-3mm.stl",
   "note": "stand-alone rod gland bushing \u00d83 with O-ring groove, press into a \u00d88.1 hole"
  }
 ]
}