Rubber kit for F1 selector valve compris [ Rubber kit for F1 selector valve comprising of 6 items as per Sl. no. Description WABCO Pt no. RDSO Drg. no. Qty./ Set 1. O Ring 524794 SKDP- 3031, Sl. no. 12 3 Nos 2. O Ring 536580 SKDP 3031, Sl. no. 13 4 Nos 3. O Ring 532282 SKDP- 3031, Sl. no. 14 4 Nos. 4. Gasket valve 533417 SKDP- 3036 1 No. 5. Gasket bottom cover 558535 SKDP- 3059 Alt. 1 1 No. 6. Gasket pipe bracket 558534 SKDP- 3057 Alt. 3 1 No ]