Each Code No. includes two flanges. Order flange gaskets separately (40 Pcs): Version 9A: flange gaskets, ID 57 x OD 107 x 2 mm (ID 2.244 x OD 4.212 x 0.079 in.) Code No. 016D0071. Version 9B: flange gaskets, ID 76 x OD 127 x 2 mm (2.992 ID x 5 OD x 0.079 in.) Code No. 016D0072. Version 9C: flange gaskets, ID 89 x 142 OD x 2 mm (ID x OD 5.590 3.504 x 0.079 in.) Code No. 016D0073. Version 9D: flange gaskets, ID 108 OD x 162 x 2 mm (ID x OD 4.252 6.378 x 0.079 in.) Code No. 016D0074. Type code Flange set Weight 9.33 [kg] Conn. size 4 in Conn. size 100 mm Standard connection DIN 2526 Type Conn. Butt joint European Product Room Five trillion seven hundred two billion four hundred twenty two million four thousand two hundred twenty six Flange design The groove for the seal Flange shape Round Modification of the flange 9.0 D Material spec. STEEL The kit includes 2 flange Used for EVSI 100 Used for WVS 100 Used for WVTS 100