2" NB (DN50) Flange Table

2" NB (DN50) Flange Table - Flange Dimensions

2" Flange Diameter PCD No. of Bolt Holes Diameter of Bolts Diameter of Holes Diameter of Raised Face Height of Raised Face
PN6 140mm 110mm 4 M12 14mm 90mm 3mm
PN10 165mm 125mm 4 M16 18mm 102mm 3mm
PN16 165mm 125mm 4 M16 18mm 102mm 3mm
PN25 165mm 125mm 4 M16 18mm 102mm 3mm
PN40 165mm 125mm 4 M16 18mm 102mm 3mm
PN64 180mm 135mm 4 M20 22mm 102mm 3mm
Table D 6" (152mm) 4 1/2" (114mm) 4 5/8" (16mm) 11/16" (17mm)    
Table E 6" (152mm) 4 1/2" (114mm) 4 5/8" (16mm) 11/16" (17mm)    
Table F 6 1/2" (165mm) 5" (127mm) 4 5/8" (16mm) 11/16" (17mm)    
Table H 6 1/2" (165mm) 5" (127mm) 4 5/8" (16mm) 11/16" (17mm) 4" (102mm) 1/16" (2mm)
ANSI 125/150 6" (152mm) 4 3/4" (121mm) 4 5/8" (16mm) 3/4" (19mm) 3 5/8" (92mm) 1/16" (2mm)
ANSI 300 6 1/2" (165mm) 5" (127mm) 4 5/8" (16mm) 3/4" (19mm) 3 5/8" (92mm) 1/16" (2mm)

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