Vaillant Schraube, (M4x8) DIN 7500 139203 VC 104/4-7 A VC 104/4-7 A R6 VC 110 E VC 110 XE VC 112 E VC 180 K XE VC 180+240+280 XE VC 182+242 E VC 184+244 XE VC 194/4-5 (R1), 104+204+254/4-7 (R1,2) VC 95+195+245/4-5 (R1) VCC 194/4-5 120 R6 VCW 180 K XE VCW 180+240+280 XE VCW 182+242+282 E VCW 184+244 XE VCW 194+244/4-5 (R1), 204+254/4-7 (R1,2) VCW 194+244/4-5 A R6, 204+254/4-7 A R6 VCW 194+244/4-5 A, VCW 204+254+/4-7 A VCW 195+245/4-5 (R1)