• Home
  • 4" NB (DN100) Flange Table

4" NB (DN100) Flange Table - Flange Dimensions

4" Flange Diameter PCD No. of Bolt Holes Diameter of Bolts Diameter of Holes Diameter of Raised Face Height of Raised Face
PN6 210mm 170mm 4 M16 18mm 148mm 3mm
PN10 220mm 180mm 8 M16 18mm 158mm 3mm
PN16 220mm 180mm 8 M16 18mm 158mm 3mm
PN25 235mm 190mm 8 M20 22mm 162mm 3mm
PN40 235mm 190mm 8 M20 22mm 162mm 3mm
PN64 250mm 200mm 8 M24 26mm 162mm 3mm
Table D 8 1/2" (216mm) 7" (178mm) 4 5/8" (16mm) 11/16" (17mm)    
Table E 8 1/2" (216mm) 7" (178mm) 8 5/8" (16mm) 11/16" (17mm)    
Table F 9" (229mm) 7 1/2" (191mm) 8 5/8" (16mm) 11/16" (17mm)    
Table H 9" (229mm) 7 1/2" (191mm) 8 5/8" (16mm) 11/16" (17mm) 6" (152mm) 1/16" (2mm)
ANSI 125/150 9" (229mm) 7 1/2" (191mm) 8 5/8" (16mm) 3/4" (19mm) 6 3/16" (157mm) 1/16" (2mm)
ANSI 300 10" (254mm) 7 7/8" (200mm) 8 3/4" (19mm) 7/8" (22mm) 6 3/16" (157mm) 1/16" (2mm)

Please note

Information is subject to alteration and should be used as reference only. Valves Online accept no responsibility for any inaccuracies that occur. For special applications or conditions please click here to contact us using our online form.