5.4" BORE, 60 V12 VEHICULAR ENGINE Caterpillar

2N7744 Switch (Metals and Controls Number 20PS66-1)

With an increase in pressure, switch closes at a maximum of ... 12 psi(85 kPa)

With a decrease in pressure, switch opens at a minimum of ... 5 psi(35 kPa)

4N4696 Switch (Metals and Controls Number 2OPS68-4)

With an increase in pressure, switch opens at ... 12 psi(85 kPa)

With a decrease in pressure, switch closes at ... 5 psi(35 kPa)