Type Flange Size (inch) A (mm) B (mm) D (mm) Bolt Holes Diameter or Thread ORDER NUMBER Step 3 Thru Holes CF1.33 33.70 19.41 7.60 6 4.37 2027010-B0000H Tapped CF1.33 33.70 19.41 7.60 6 1/8-32 2027010-B0000N Thru Holes CF2.12 53.80 27.94 11.90 4 6.73 2027010-C0000H Tapped CF2.12 53.80 27.94 11.90 4 1/4-28 2027010-C0000N Thru Holes CF2.75 69.30 45.21 12.70 6 6.73 2027010-D0000H Tapped CF2.75 69.30 45.21 12.70 6 1/4-28 2027010-D0000N Thru Holes CF3.38 85.30 54.50 17.30 8 8.43 2027010-E0000H Tapped CF3.38 85.30 54.50 17.30 8 5/16-24 2027010-E0000N Thru Holes CF4.50 113.50 72.39 19.10 8 8.43 2027010-F0000H Tapped CF4.50 113.50 72.39 19.10 8 5/16-24 2027010-F0000N Thru Holes CF4.62 117.00 79.71 20.60 10 8.43 2027010-G0000H Tapped CF4.62 117.00 79.71 20.60 10 5/16-24 2027010-G0000N Thru Holes CF6.00 151.60 106.17 21.30 16 8.43 2027010-H0000H Tapped CF6.00 151.60 106.17 21.30 16 5/16-24 2027010-H0000N Thru Holes CF6.70 170.90 127.25 21.34 18 8.43 2027010-J0000H Tapped CF6.70 170.90 127.25 21.34 18 5/16-24 2027010-J0000N Thru Holes CF8.00 202.44 152.91 23.90 20 8.43 2027010-K0000H Tapped CF8.00 202.44 152.91 23.90 20 5/16-24 2027010-K0000N Thru Holes CF10.00 254.00 204.22 24.60 24 8.43 2027010-L0000H Tapped CF10.00 254.00 204.22 24.60 24 5/16-24 2027010-L0000N Thru Holes CF12.00 304.80 254.51 28.60 32 8.43 2027010-M0000H Tapped CF12.00 304.80 254.51 28.60 32 5/16-24 2027010-M0000N