4 947 PLATE ASSY DIAPHRAGM Vacuum JP wer Brake Cylinder Relay Valve 46 57 COMM UTIL used with 2nd design 3685915 see 51 57 PASS w P B Access Group 4 901 Bendix 374955 2242589 1 2 85 50 ALL w Midland DIAPHRAGIM relay control valve 4 O D 2268067 1 42 NOTE When using 2242589 on 1946 47 it is also necessary to use 2242590 Piston 4 955 VALVE ASSEMBLY and PARTS Vacuum Power Brake Check 42 46 ALL exc Vac Shift 1942 1 TON 4 bolt split type 608279 1 3 07 46 57 2 SPD AXLE Vac Shift w Bendix 2214107 A R 5 645 54 PASS w P B Prod 1 hex hd 2 O L 3711020 1 1 60 55 57 PASS w P B Prod 1 hex hd x 2 O L 3715067 1 1 30 55 57 2 TON w H D Brake Booster 2nd Ser residual Bendix 377361 1463849 l 75 57 Ser 61 6K BRACKET check valve mtg 3741534 1 30 46 47 ALL w Bendix SEAL ASSY part of 2214107 2225240 A R 5 645 46 47 ALL w Bendix SPRING part of 2214107 2225241 A R 5 645 55 57 2 TON w H D Brake Booster 2nd Ser SPRING residual check valve Bendix 373628 2208740 1 40 46 47 ALL w Bendix WASHER part of 2214107 2225242 A R 5 645 55 57 2 TON w H D Brake Booster 2nd Ser WASHER cyl end plug Bendix 373630 2208741 1 05 55 57 2 TON w H D Brake Booster 2nd Ser RING end plug washer snap Bendix 374407 2217000 1 05 4 957 ADAPTER GASKET Vacuum Power Brake 46 57 COMM UTIL w Bendix cyl pipe 24 int x 20 ext thds 3686664 2 50 46 57 COMM UTIL w Bendix GASKET copper I D 1 O D 799303 2 4 661 I 449 4 947 4 957