{
 "object": "inch-ball-bearings-r-series-r188-r144-r166",
 "license": "CC BY 4.0, Xem Studio",
 "files": [
  {
   "name": "R09-inch-miniature-ball-bearing-envelope-1.016x3.175x1.191",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R09-inch-miniature-ball-bearing-envelope-1.016x3.175x1.191.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R09-inch-miniature-ball-bearing-envelope-1.016x3.175x1.191.stl",
   "note": "R09 inch-series miniature ball bearing ring envelope: bore Ø1.016, OD Ø3.175, width 1.191; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R0-inch-miniature-ball-bearing-envelope-1.191x3.967x1.588",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R0-inch-miniature-ball-bearing-envelope-1.191x3.967x1.588.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R0-inch-miniature-ball-bearing-envelope-1.191x3.967x1.588.stl",
   "note": "R0 inch-series miniature ball bearing ring envelope: bore Ø1.191, OD Ø3.967, width 1.588; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R0ZZ-inch-miniature-ball-bearing-envelope-1.191x3.967x2.38",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R0ZZ-inch-miniature-ball-bearing-envelope-1.191x3.967x2.38.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R0ZZ-inch-miniature-ball-bearing-envelope-1.191x3.967x2.38.stl",
   "note": "R0ZZ inch-series miniature ball bearing ring envelope: bore Ø1.191, OD Ø3.967, width 2.38; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R1-inch-miniature-ball-bearing-envelope-1.397x4.762x1.984",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1-inch-miniature-ball-bearing-envelope-1.397x4.762x1.984.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1-inch-miniature-ball-bearing-envelope-1.397x4.762x1.984.stl",
   "note": "R1 inch-series miniature ball bearing ring envelope: bore Ø1.397, OD Ø4.762, width 1.984; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R1ZZ-inch-miniature-ball-bearing-envelope-1.397x4.762x2.779",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1ZZ-inch-miniature-ball-bearing-envelope-1.397x4.762x2.779.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1ZZ-inch-miniature-ball-bearing-envelope-1.397x4.762x2.779.stl",
   "note": "R1ZZ inch-series miniature ball bearing ring envelope: bore Ø1.397, OD Ø4.762, width 2.779; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R1-4-inch-miniature-ball-bearing-envelope-1.984x6.35x2.38",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1-4-inch-miniature-ball-bearing-envelope-1.984x6.35x2.38.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1-4-inch-miniature-ball-bearing-envelope-1.984x6.35x2.38.stl",
   "note": "R1-4 inch-series miniature ball bearing ring envelope: bore Ø1.984, OD Ø6.35, width 2.38; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R1-4ZZ-inch-miniature-ball-bearing-envelope-1.984x6.35x3.571",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1-4ZZ-inch-miniature-ball-bearing-envelope-1.984x6.35x3.571.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1-4ZZ-inch-miniature-ball-bearing-envelope-1.984x6.35x3.571.stl",
   "note": "R1-4ZZ inch-series miniature ball bearing ring envelope: bore Ø1.984, OD Ø6.35, width 3.571; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R133-inch-miniature-ball-bearing-envelope-2.38x4.762x1.588",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R133-inch-miniature-ball-bearing-envelope-2.38x4.762x1.588.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R133-inch-miniature-ball-bearing-envelope-2.38x4.762x1.588.stl",
   "note": "R133 inch-series miniature ball bearing ring envelope: bore Ø2.38, OD Ø4.762, width 1.588; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R133ZZS-inch-miniature-ball-bearing-envelope-2.38x4.762x2.38",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R133ZZS-inch-miniature-ball-bearing-envelope-2.38x4.762x2.38.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R133ZZS-inch-miniature-ball-bearing-envelope-2.38x4.762x2.38.stl",
   "note": "R133ZZS inch-series miniature ball bearing ring envelope: bore Ø2.38, OD Ø4.762, width 2.38; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R1-5-inch-miniature-ball-bearing-envelope-2.38x7.938x2.779",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1-5-inch-miniature-ball-bearing-envelope-2.38x7.938x2.779.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1-5-inch-miniature-ball-bearing-envelope-2.38x7.938x2.779.stl",
   "note": "R1-5 inch-series miniature ball bearing ring envelope: bore Ø2.38, OD Ø7.938, width 2.779; one solid ring, corners rounded at r min 0.15 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R1-5ZZ-inch-miniature-ball-bearing-envelope-2.38x7.938x3.571",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1-5ZZ-inch-miniature-ball-bearing-envelope-2.38x7.938x3.571.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R1-5ZZ-inch-miniature-ball-bearing-envelope-2.38x7.938x3.571.stl",
   "note": "R1-5ZZ inch-series miniature ball bearing ring envelope: bore Ø2.38, OD Ø7.938, width 3.571; one solid ring, corners rounded at r min 0.15 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R144-inch-miniature-ball-bearing-envelope-3.175x6.35x2.38",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R144-inch-miniature-ball-bearing-envelope-3.175x6.35x2.38.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R144-inch-miniature-ball-bearing-envelope-3.175x6.35x2.38.stl",
   "note": "R144 inch-series miniature ball bearing ring envelope: bore Ø3.175, OD Ø6.35, width 2.38; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R144ZZ-inch-miniature-ball-bearing-envelope-3.175x6.35x2.779",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R144ZZ-inch-miniature-ball-bearing-envelope-3.175x6.35x2.779.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R144ZZ-inch-miniature-ball-bearing-envelope-3.175x6.35x2.779.stl",
   "note": "R144ZZ inch-series miniature ball bearing ring envelope: bore Ø3.175, OD Ø6.35, width 2.779; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R2-5-inch-miniature-ball-bearing-envelope-3.175x7.938x2.779",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2-5-inch-miniature-ball-bearing-envelope-3.175x7.938x2.779.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2-5-inch-miniature-ball-bearing-envelope-3.175x7.938x2.779.stl",
   "note": "R2-5 inch-series miniature ball bearing ring envelope: bore Ø3.175, OD Ø7.938, width 2.779; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R2-5ZZ-inch-miniature-ball-bearing-envelope-3.175x7.938x3.571",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2-5ZZ-inch-miniature-ball-bearing-envelope-3.175x7.938x3.571.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2-5ZZ-inch-miniature-ball-bearing-envelope-3.175x7.938x3.571.stl",
   "note": "R2-5ZZ inch-series miniature ball bearing ring envelope: bore Ø3.175, OD Ø7.938, width 3.571; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R2-6-inch-miniature-ball-bearing-envelope-3.175x9.525x2.779",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2-6-inch-miniature-ball-bearing-envelope-3.175x9.525x2.779.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2-6-inch-miniature-ball-bearing-envelope-3.175x9.525x2.779.stl",
   "note": "R2-6 inch-series miniature ball bearing ring envelope: bore Ø3.175, OD Ø9.525, width 2.779; one solid ring, corners rounded at r min 0.15 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R2-6ZZS-inch-miniature-ball-bearing-envelope-3.175x9.525x3.571",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2-6ZZS-inch-miniature-ball-bearing-envelope-3.175x9.525x3.571.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2-6ZZS-inch-miniature-ball-bearing-envelope-3.175x9.525x3.571.stl",
   "note": "R2-6ZZS inch-series miniature ball bearing ring envelope: bore Ø3.175, OD Ø9.525, width 3.571; one solid ring, corners rounded at r min 0.15 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R2-inch-miniature-ball-bearing-envelope-3.175x9.525x3.967",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2-inch-miniature-ball-bearing-envelope-3.175x9.525x3.967.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2-inch-miniature-ball-bearing-envelope-3.175x9.525x3.967.stl",
   "note": "R2 inch-series miniature ball bearing ring envelope: bore Ø3.175, OD Ø9.525, width 3.967; one solid ring, corners rounded at r min 0.3 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R2ZZ-inch-miniature-ball-bearing-envelope-3.175x9.525x3.967",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2ZZ-inch-miniature-ball-bearing-envelope-3.175x9.525x3.967.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2ZZ-inch-miniature-ball-bearing-envelope-3.175x9.525x3.967.stl",
   "note": "R2ZZ inch-series miniature ball bearing ring envelope: bore Ø3.175, OD Ø9.525, width 3.967; one solid ring, corners rounded at r min 0.3 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R2A-inch-miniature-ball-bearing-envelope-3.175x12.7x4.366",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2A-inch-miniature-ball-bearing-envelope-3.175x12.7x4.366.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R2A-inch-miniature-ball-bearing-envelope-3.175x12.7x4.366.stl",
   "note": "R2A inch-series miniature ball bearing ring envelope: bore Ø3.175, OD Ø12.7, width 4.366; one solid ring, corners rounded at r min 0.3 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R166-inch-miniature-ball-bearing-envelope-4.762x9.525x3.175",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R166-inch-miniature-ball-bearing-envelope-4.762x9.525x3.175.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R166-inch-miniature-ball-bearing-envelope-4.762x9.525x3.175.stl",
   "note": "R166 inch-series miniature ball bearing ring envelope: bore Ø4.762, OD Ø9.525, width 3.175; one solid ring, corners rounded at r min 0.1 (NSK); no balls, retainer or shield; nominal values"
  },
  {
   "name": "R188ZZ-inch-miniature-ball-bearing-envelope-6.35x12.7x4.762",
   "step": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R188ZZ-inch-miniature-ball-bearing-envelope-6.35x12.7x4.762.step",
   "stl": "/files/hardware/inch-ball-bearings-r-series-r188-r144-r166/R188ZZ-inch-miniature-ball-bearing-envelope-6.35x12.7x4.762.stl",
   "note": "R188ZZ inch-series miniature ball bearing ring envelope: bore Ø6.35, OD Ø12.7, width 4.762; one solid ring, corners rounded at r min 0.15 (NSK); no balls, retainer or shield; nominal values"
  }
 ]
}