{"slug": "oil-pump-jack", "triangles": 14744, "texture_px": 2048, "triangles_light": null, "texture_px_light": null, "files": {"glb": {"name": "oil-pump-jack.glb", "bytes": 1789232}, "blend": {"name": "oil-pump-jack.blend", "bytes": 1247532}, "fbx": {"name": "oil-pump-jack.fbx", "bytes": 3023276}, "obj": {"name": "oil-pump-jack-obj.zip", "bytes": 1537937}, "usdz": {"name": "oil-pump-jack.usdz", "bytes": 2844320}}, "extras": {"license": "CC0-1.0", "source": "grab3d.com", "dimensions_m": "6.900 x 2.035 x 4.254", "triangles": 14744, "textures": "PBR 2048px: base color, roughness, metallic, normal (baked)", "generator": "Created by grab3d", "created": "2026-10-06", "real_size": "oil well pump jack (nodding donkey), approx. 6.6 m long, 4.0 m tall", "notes": "concrete pad with dark steel skid, yellow A-frame samson post with saddle bearing, yellow walking beam with orange horse head (front arc concentric to the bearing), wire-rope bridle, carrier bar and polished rod into the wellhead (valves with orange handwheels); yellow gearbox, dark crank arms with big orange counterweights, steel pitman arms, electric motor with belt guard. Moving parts (each origin on its axis, rotate around local Y): 'oil-pump-jack_beam' at the saddle bearing (about +-18 deg), 'oil-pump-jack_crank' on the crankshaft (full turns), 'oil-pump-jack_pitman' at the equalizer (follows beam and crank); long axis = X, horse head at -X; no text", "set": "Cozy Construction Kit"}, "origin": {"method": "procedural", "detail": "Built procedurally with Blender scripts. The scripts were written with the help of an AI coding assistant. No generative AI model produced the geometry or textures directly.", "ai_content": false, "ai_assisted_code": true}}