MR019 FSA | TH 073/DJ | ACB518H7.5K 51.8x40x7.5mm 36x45deg | 1.5 inch Bicycle Headset Bearing

MR019 FSA, TH 073/DJ, ACB518H7.5K-1RS Angular Contact Ball Bearing for 1.5 Inch Bicycle Headset / Head part.   Part Code: ACB518H7.5K-1RS Bearing ID: 40.00 mm Bearing OD:  51.80 mm Bearing Thickness: 7.50 mm Inner / Outer Angle: 36°x45° Precision: ABEC-1 / P0 Material: Chromium Steel GCR15 / 100CR6 (Races & Balls) Lubrication: Kyodo Yushi Raremax SUPER N or Mobil XHP-222 Bearing Grease Cage: Nylon PA66+25%GF Seal: Single-sealed 1RS Used on: 1.5 Inch Bicycle Headset / Head part Interchange with: FSA MR019, TH 073/DJ   NOTES: this item also has dual-sealed 2RS version.