Vaillant O-Ring, 'D' 982319 MAG 275/9 X MAG 275-400/9 XV MAG 275-400/9 XW MAG-sine 250/9 W MAG-sine 325/9 W MAG-turbo 250/10 W MAG-turbo 275+350/10 EW VAS 106/3 VAS 106/4 (R1,2), 156/4 R1,2 VC 104/3-E VC 105/3-E (R1) VC 126-306/3-5 (R3,5) VC 194/3-C VC 195/3-C (R1) VC 204+254/3-E VC 205-255/3-E (R1) VC 656/4-7 (A) VC 656-E VCI 196+246/3-5 (R3,5) VCW 194+244/3-C VCW 195/3-C (R1) VCW 196/3-5 A (R3-5) VCW 196+246/3-5 (R3,5) VCW 204+254/3-E VCW 205+255/3-E (R1) VSC 126+196/2-C VSC 126+196/3-5 R2,3 VSC 126-196/3-5 (R1) VSC 246/2-C VSC 246/3-5 (R1) VSC 246/3-5 R2,3 VSC S 126+196/2-C VSC S 126+196/3-5 (R1) VSC S 126+196/3-5 R2,3