BFT Part Number 4100970 or 315163080/255
STM part number: HD400063
Net Weight: 22 g
Valve Seat, 5102179
10206 Net Weight: 23 g
O-ring HP-seal, 4100175
10212 Net Weight: 1 g
HP-Gasket, 4100577
10213 Net Weight: 1 g
Valve Stem, 5102181
10221 Net Weight: 3 g