№ Part Number Description Part count in models 100-3512068-01 Nut 111 100-3512069 Belt 111 100-3515325 Seal 111 100-3515328 Spring 111 13.3515310 Check outlet valve assembly (Unit/Part is not on the picture) 222 13.3515314 Valve branch pipe assembly 111 13.3515320 Housing 111 13.3515322 Cone 111 13.3515327 Clamp 111