MANIFOLD GROUP 8L4193 - Caterpillar

All bores must be free of paint. Bore surfaces must be free of paint and grease prior to assembly of bearings. Coat all bores for pins with lubricant including bucket and cylinder pin bores.(1) 7Y9908 Pin: Outside diameter ... 129.85 0.04 mm (5.112 .002 in)Minimum plating thickness ... 0.013 mm (.0005 in)7Y9915 Bearings for 7Y9908 Pin (1): Inside diameter ... 130.320 0.020 mm (5.1307 .0008 in)Outside diameter ... 154.270 0.013 mm (6.0736 .0005 in)Bore for 7Y9915 Bearings ... 154.00 0.02 mm (6.063 .001 in)(2) 7Y9946 Pin: Outside diameter ... 99.85 0.04 mm (3.931 .002 in)Minimum plating thickness ... 0.013 mm (.0005 in)7Y9947 Bearings for 7Y9946 Pin (2): Inside diameter ... 100.29 0.02 mm (3.948 .001 in)Outside diameter ... 116.23 0.013 mm (4.576 .0005 in)Bore for 7Y9947 Bearings ... 116.00 0.43 mm (4.567 .017 in)(3) 7Y9945 Pin: Outside diameter ... 129.85 0.04 mm (5.112 .002 in)Minimum plating thickness ... 0.013 mm (.0005 in)(4) 7Y9907 Pin: Outside diameter ... 99.85 0.04 mm (3.931 .002 in)Minimum plating thickness ... 0.013 mm (.0005 in)(5) Install bearing in bore (four places) ... 9.5 0.8 mm (.37 .03 in)