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Our Products Flanges BS Norm Flanges BS Norm Flanges NOMINAL BORE 15 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 3 3/4" / 95mm 2 5/8" / 67mm 4 1/2" 9/16" / 14mm 3/8" / 10mm BS10 Table E 3 3/4" / 95mm 2 5/8" / 67mm 4 1/2" 9/16" / 14mm 3/8" / 10mm BS10 Table F 3 3/4" / 95mm 2 5/8" / 67mm 4 1/2" 9/16" / 14mm 3/8" / 10mm BS10 Table H 4 1/2" / 114mm 3 1/4" / 83mm 4 5/8" 11/16" / 17mm 1/2" / 13mm BS10 Table J 4 1/2" / 114mm 3 1/4" / 83mm 4 5/8" 11/16" / 17mm 5/8" / 16mm BS10 Table K 4 1/2" / 114mm 3 1/4" / 83mm 4 5/8" 11/16" / 17mm 3/4" / 19mm NOMINAL BORE 20 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D "4"" / 102mm" "2 7/8"" / 73mm" 4 "1/2""" "9/16"" / 14mm" "3/8"" / 10mm" BS10 Table E "4"" / 102mm" "2 7/8"" / 73mm" 4 "1/2""" "9/16"" / 14mm" "3/8"" / 10mm" BS10 Table F "4"" / 102mm" "2 7/8"" / 73mm" 4 "1/2""" "9/16"" / 14mm" "3/8"" / 10mm" BS10 Table H "4 1/2"" / 114mm" "3 1/4"" / 83mm" 4 "5/8""" "11/16"" / 17mm" "1/2"" / 13mm" BS10 Table J "4 1/2"" / 114mm" "3 1/4"" / 83mm" 4 "5/8""" "11/16"" / 17mm" "5/8"" / 16mm" BS10 Table K "4 1/2"" / 114mm" "3 1/4"" / 83mm" 4 "5/8""" "11/16"" / 17mm" "3/4"" / 19mm" NOMINAL BORE 25 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 4 1/2" / 114mm 3 1/4" / 83mm 4 1/2" 9/16" / 14mm 3/8" / 10mm BS10 Table E 4 1/2" / 114mm 3 1/4" / 83mm 4 1/2" 9/16" / 14mm 3/8" / 10mm BS10 Table F 4 3/4" / 121mm 3 7/16" / 87mm 4 5/8" 9/16" / 14mm 3/8" / 10mm BS10 Table H 4 3/4" / 121mm 3 7/16" / 87mm 4 5/8" 11/16" / 17mm 9/16" / 14mm BS10 Table J 4 3/4" / 121mm 3 7/16" / 87mm 4 5/8" 11/16" / 17mm 3/4" / 19mm BS10 Table K 5" / 127mm 3 3/4" / 95mm 4 5/8" 11/16" / 17mm 7/8" / 22mm NOMINAL BORE 32 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 4 3/4" / 121mm 3 7/16" / 87mm 4 1/2" 9/16" / 14mm 1/2" / 13mm BS10 Table E 4 3/4" / 121mm 3 7/16" / 87mm 4 1/2" 9/16" / 14mm 1/2" / 13mm BS10 Table F 5 1/4" / 133mm 3 7/8" / 98mm 4 5/8" 11/16" / 17mm 1/2" / 13mm BS10 Table H 5 1/4" / 133mm 3 7/8" / 98mm 4 5/8" 11/16" / 17mm 11/16" / 17mm BS10 Table J 5 1/4" / 133mm 3 7/8" / 98mm 4 5/8" 11/16" / 17mm 3/4" / 19mm BS10 Table K 5 1/4" / 133mm 3 7/8" / 98mm 4 5/8" 11/16" / 17mm 7/8" / 22mm NOMINAL BORE 40 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 5 1/4" / 133mm 3 7/8" / 98mm 4 1/2" 9/16" / 14mm 1/2" / 13mm BS10 Table E 5 1/4" / 133mm 3 7/8" / 98mm 4 1/2" 9/16" / 14mm 1/2" / 13mm BS10 Table F 5 1/2" / 140mm 4 1/8" / 105mm 4 5/8" 11/16" / 17mm 1/2" / 13mm BS10 Table H 5 1/2" / 140mm 4 1/8" / 105mm 4 5/8" 11/16" / 17mm 11/16" / 17mm BS10 Table J 5 1/2" / 140mm 4 1/8" / 105mm 4 5/8" 11/16" / 17mm 7/8" / 22mm BS10 Table K 6" / 152mm 4 1/2" / 114mm 4 3/4" 7/8" / 22mm 1" / 25mm NOMINAL BORE 50 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 6" / 152mm 4 1/2" / 114mm 4 5/8" 11/16" / 17mm 9/16" / 14mm BS10 Table E 6" / 152mm 4 1/2" / 114mm 4 5/8" 11/16" / 17mm 9/16" / 14mm BS10 Table F 6 1/2" / 165mm 5" / 127mm 4 5/8" 11/16" / 17mm 5/8" / 16mm BS10 Table H 6 1/2" / 165mm 5" / 127mm 4 5/8" 11/16" / 17mm 3/4" / 19mm BS10 Table J 6 1/2" / 165mm 5" / 127mm 4 3/4" 7/8" / 22mm 1" / 25mm BS10 Table K 6 1/2" / 165mm 5" / 127mm 8 5/8" 11/16" / 17mm 1" / 25mm NOMINAL BORE 65 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 6 1/2" / 165mm 5" / 127mm 4 5/8" 11/16" / 17mm 9/16" / 14mm BS10 Table E 6 1/2" / 165mm 5" / 127mm 4 5/8" 11/16" / 17mm 9/16" / 14mm BS10 Table F 7 1/4" / 184mm 5 3/4" / 146mm 8 5/8" 11/16" / 17mm 5/8" / 16mm BS10 Table H 7 1/4" / 184mm 5 3/4" / 146mm 8 5/8" 11/16" / 17mm 3/4" / 19mm BS10 Table J 7 1/4" / 184mm 5 3/4" / 146mm 8 3/4" 7/8" / 22mm 1" / 25mm BS10 Table K 7 1/4" / 184mm 5 3/4" / 146mm 8 3/4" 7/8" / 22mm 1 1/8" / 29mm NOMINAL BORE 80 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 7 1/4" / 184mm 5 3/4" / 146mm 4 5/8" 11/16" / 17mm 9/16" / 14mm BS10 Table E 7 1/4" / 184mm 5 3/4" / 146mm 4 5/8" 11/16" / 17mm 9/16" / 14mm BS10 Table F 8" / 203mm 6 1/2" / 165mm 8 5/8" 11/16" / 17mm 5/8" / 16mm BS10 Table H 8" / 203mm 6 1/2" / 165mm 8 5/8" 11/16" / 17mm 7/8" / 22mm BS10 Table J 8" / 203mm 6 1/2" / 165mm 8 3/4" 7/8" / 22mm 1 1/4" / 32mm BS10 Table K 8" / 203mm 6 1/2" / 165mm 8 3/4" 7/8" / 22mm 1 1/4" / 32mm NOMINAL BORE 100 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 8 1/2" / 216mm 7" / 178mm 4 5/8" 11/16" / 17mm 11/16" / 17mm BS10 Table E 8 1/2" / 216mm 7" / 178mm 8 5/8" 11/16" / 17mm 11/16" / 17mm BS10 Table F 9" / 229mm 7 1/2" / 191mm 8 5/8" 11/16" / 17mm 3/4" / 19mm BS10 Table H 9" / 229mm 7 1/2" / 191mm 8 5/8" 11/16" / 17mm 1" / 25mm BS10 Table J 9" / 229mm 7 1/2" / 191mm 8 3/4" 7/8" / 22mm 1 3/8" / 35mm BS10 Table K 9 1/2" / 241mm 7 3/4" / 197mm 8 7/8" 1" / 25mm 1 3/8" / 35mm NOMINAL BORE 125 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 10" / 254mm 8 1/4" / 210mm 8 5/8" 11/16" / 17mm 11/16" / 17mm BS10 Table E 10" / 254mm 8 1/4" / 210mm 8 5/8" 11/16" / 17mm 11/16" / 17mm BS10 Table F 11" / 279mm 9 1/4" / 235mm 8 3/4" 7/8" / 22mm 7/8" / 22mm BS10 Table H 11" / 279mm 9 1/4" / 235mm 8 3/4" 7/8" / 22mm 1 1/8" / 29mm BS10 Table J 11" / 279mm 9 1/4" / 235mm 8 7/8" 1" / 25mm 1 1/2" / 38mm BS10 Table K 11" / 279mm 9 1/4" / 235mm 12 7/8" 1" / 25mm 1 5/8" / 41mm NOMINAL BORE 150 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 11" / 279mm 9 1/4" / 235mm 8 5/8" 11/16" / 17mm 11/16" / 17mm BS10 Table E 11" / 279mm 9 1/4" / 235mm 8 3/4" 7/8" / 22mm 11/16" / 17mm BS10 Table F 12" / 305mm 10 1/4" / 260mm 12 3/4" 7/8" / 22mm 7/8" / 22mm BS10 Table H 12" / 305mm 10 1/4" / 260mm 12 3/4" 7/8" / 22mm 1 1/8" / 29mm BS10 Table J 12" / 305mm 10 1/4" / 260mm 12 7/8" 1" / 25mm 1 1/2" / 38mm BS10 Table K 12" / 305mm 10 1/4" / 260mm 12 7/8" 1" / 25mm 1 5/8" / 41mm NOMINAL BORE 200 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 13 1/4" / 337mm 11 1/2" / 292mm 8 5/8" 11/16" / 17mm 3/4" / 19mm BS10 Table E 13 1/4" / 337mm 11 1/2" / 292mm 8 3/4" 7/8" / 22mm 3/4" / 19mm BS10 Table F 14 1/2" / 368mm 12 3/4" / 324mm 12 3/4" 7/8" / 22mm 1" / 25mm BS10 Table H 14 1/2" / 368mm 12 3/4" / 324mm 12 3/4" 7/8" / 22mm 1 1/4" / 32mm BS10 Table J 14 1/2" / 368mm 12 3/4" / 324mm 12 7/8" 1" / 25mm 1 5/8" / 41mm BS10 Table K 14 1/2" / 368mm 12 1/2" / 318mm 12 1" 1 1/8" / 29mm 1 7/8" / 48mm NOMINAL BORE FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 16" / 406mm 14" / 356mm 8 3/4" 7/8" / 22mm 3/4" / 19mm BS10 Table E 16" / 406mm 14" / 356mm 12 3/4" 7/8" / 22mm 7/8" / 22mm BS10 Table F 17" / 432mm 15" / 381mm 12 7/8" 1" / 25mm 1" / 25mm BS10 Table H 17" / 432mm 15" / 381mm 12 7/8" 1" / 25mm 1 3/8" / 35mm BS10 Table J 17" / 432mm 15" / 381mm 12 1" 1 1/8" / 29mm 1 7/8" / 48mm BS10 Table K 17" / 432mm 15" / 381mm 16 1" 1 1/8" / 29mm 2" / 51mm NOMINAL BORE FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 18" / 457mm 16" / 406mm 12 3/4" 7/8" / 22mm 7/8" / 22mm BS10 Table E 18" / 457mm 16" / 406mm 12 7/8" 1" / 25mm 1" / 25mm BS10 Table F 19 1/4" / 489mm 17 1/4" / 438mm 16 7/8" 1" / 25mm 1 1/8" / 29mm BS10 Table H 19 1/4" / 489mm 17 1/4" / 438mm 16 7/8" 1" / 25mm 1 1/2" / 38mm BS10 Table J 19 1/4" / 489mm 17 1/4" / 438mm 16 1" 1 1/8" / 29mm 2" / 51mm BS10 Table K 19 1/4" / 489mm 17" / 432mm 16 1 1/8" 1 1/4" / 32mm 1 1/4" / 32mm NOMINAL BORE 350 FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 20 3/4" / 527mm 18 1/2" / 470mm 12 7/8" 1" / 25mm 1" / 25mm BS10 Table E 20 3/4" / 527mm 18 1/2" / 470mm 12 7/8" 1" / 25mm 1" / 25mm BS10 Table F 21 3/4" / 552mm 19 1/2" / 495mm 16 1" 1 1/8" / 29mm 1 1/4" / 32mm BS10 Table H 21 3/4" / 552mm 19 1/2" / 495mm 16 1" 1 1/8" / 29mm 1 5/8" / 41mm BS10 Table J 21 3/4" / 552mm 19 1/2" / 495mm 16 1 1/8" 1 1/4" / 32mm 2 1/8" / 54mm BS10 Table K 22 1/2" / 572mm 20" / 508mm 16 1 1/4" 1 3/8" / 35mm 2 3/8" / 60mm NOMINAL BORE FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 22 3/4" / 578mm 20 1/2" / 521mm 12 7/8" 1" / 25mm 1" / 25mm BS10 Table E 22 3/4" / 578mm 20 1/2" / 521mm 12 7/8" 1" / 25mm 1" / 25mm BS10 Table F 24" / 610mm 21 3/4" / 552mm 20 1" 1 1/8" / 29mm 1 1/4" / 32mm BS10 Table H 24" / 610mm 21 3/4" / 552mm 20 1" 1 1/8" / 29mm 1 3/4" / 44mm BS10 Table J 24" / 610mm 21 3/4" / 552mm 20 1 1/8" 1 1/4" / 32mm 2 1/4" / 57mm NOMINAL BORE FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 25 1/4" / 641mm 23" / 584mm 12 7/8" 1" / 25mm 1 1/8" / 29mm BS10 Table E 25 1/4" / 641mm 23" / 584mm 16 7/8" 1" / 25mm 1 1/8" / 29mm BS10 Table F 26 1/2" / 673mm 24" / 610mm 20 1 1/8" 1 1/4" / 32mm 1 3/8" / 35mm BS10 Table H 26 1/2" / 673mm 24" / 610mm 20 1 1/8" 1 1/4" / 32mm 1 7/8" / 48mm BS10 Table J 26 1/2" / 673mm 24" / 610mm 20 1 1/4" 1 3/8" / 35mm 2 3/8" / 60mm BS10 Table K 28 1/4" / 718mm 25 3/4" / 654mm 20 1 3/8" 1 1/2" / 38mm 3" / 76mm NOMINAL BORE FLANGE DIAMETER PCD BOLTS BOLTSIZE HOLE SIZE THICKNESS BS10 Table D 27 3/4" / 705mm 25 1/4" / 641mm 16 7/8" 1" / 25mm 1 1/4" / 32mm BS10 Table E 27 3/4" / 705mm 25 1/4" / 641mm 16 7/8" 1" / 25mm 1 1/4" / 32mm BS10 Table F 29" / 737mm 26 1/2" / 673mm 20 1 1/8" 1 1/4" / 32mm 1 1/2" / 38mm BS10 Table H 29" / 737mm 26 1/2" / 673mm 20 1 1/8" 1 1/4" / 32mm 2" / 51mm BS10 Table J 29" / 737mm 26 1/2" / 673mm 20 1 1/4" 1 3/8" / 35mm 2 1/2" / 64mm BS10 Table K 31" / 787mm 28" / 711mm 20 1 1/2" 1 5/8" / 41mm 3 1/4" / 83mm

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