№ Part Number Description Part count in models 157-4224120-А Air shut-off cock plug assembly 7 157-4224177 Air shut-off cock seal ring - 157-4224177 Air shut-off cock seal ring 14 157-4224179 Air shut-off cock washer 7 157-4224181 Rear captive nut 7 157-4224183 Front captive nut 7 219Б-3106036 Valve key cap 7 250563-П29 Nut М18х1,5 7 252018-П29 Washer 19 1 255Б-3106035 Valve inside assembly 7 255Б-4224110-Б Wheeled cock assembly (Unit/Part is not on the picture) 7 255Б-4224114-Б Wheeled cock body assembly 7 255Б-4224116 Valve with union assembly 7 312308-П29 Washer 21 345055-П Gasket 14 345055-П Gasket - 348215-П29 Special bolt 7