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Table 288: V246 union sweat connection valves dimensions Dimensions, in. (mm) Valve size A B C D E 1 1/4 in. 4 3/4 (121) 2 13/16 (71) 10 7/8 (276) 6 1/8 (156) 4 3/4 (121) Figure 111: V246 flange valve dimensions Table 289: V246 flange valve, commercial service - dimensions Dimensions, in. (mm) Valve size A B C D E F G H 1 1/2 in. 5 5/16 (135) 9/16 (14) 6 1/8 (156) 4 3/4 (121) 10 7/8 (276) 5 1/4 (133) 1 2 5/8 (67) 1 7/8 (48) 2 in. 6 5/8 (168) 5/8 (16) 7 1/8 (181) 6 1/8 (156) 13 1/4 (336) 6 3/16 (157) 2 3 1/2 (89) 2 1/4 (57) 1 The dimensions on the European versions are 5 29/32 in. (150 mm). 2 The dimensions on the European versions are 6 1/2 in. (165 mm). Table 290: V246 flange valve, commercial service - flange specifications Valve size Regional version Number of holes Hole size Bolt circle 1 1/2 in. 5/8 in. (16 mm) 3 7/8 in. (98 mm) 2 in. North American 4 3/4 in. (19 mm) 4 3/4 in. (121 mm) 1 1/2 in. 110 mm 2 in. European, DIN2533 flanges 4 18 mm 125 mm Table 291: V246 flange valve, maritime service - dimensions Dimensions, in. (mm) Valve Size A B C D E F G H 1 1/2 in. 5 5/16 (135) 9/16 (14) 6 1/8 (156) 4 3/4 (121) 10 7/8 (276) 5 1/4 (133) 1 2 5/8 (67) 1 7/8 (48) 2 in. 6 3/8 (162) 5/8 (16) 7 1/8 (181) 6 1/8 (156) 13 1/4 (337) 6 (152) 2 3 1/2 (89) 2 3/4 (70) 1 The dimensions on the European versions are 5 29/32 in. (150 mm). 2 The dimensions on the European versions are 6 1/2 in. (165 mm). Table 292: V246 flange valve, maritime service - flange specifications Valve size Regional version Number of holes Hole size Bolt circle 1 1/2 in. 5/8 in. (16 mm) 3 7/8 in. (98 mm) 2 in. North American 4 3/4 in. (19 mm) 4 3/4 in. (121 mm) 1 1/2 in. 110 mm 2 in. European, DIN86021 flanges 4 18 mm 125 mm Materials Table 293: North American V246 materials Nominal valve size: Material 3/8 in. to 3/4 in., commercial 1 in. to 2 in., commercial Maritime, all sizes Body Cast brass Cast iron/rust resisting finish Cast bronze Seat Aluminum bronze Aluminum bronze MONEL Disc BUNA-N BUNA-N BUNA-N Disc cup Brass Brass MONEL Disc stud Brass Brass MONEL Stem or extension sleeve Brass Brass MONEL Diaphragms Nylon reinforced BUNA-N Nylon reinforced BUNA-N Nylon reinforced BUNA-N Refrigerant contact 273 Refrigeration Products Catalog