Ignition or auxiliary control switch (On-Off) used on many series of vehicles including M939 series, M35A2, M35A3, M809 series, M54A2, M38, M151, etc.
Commonly used as the ignition switch, battery master switch, or auxiliary light switch.
P/N MS39060-2, alternate numbers 8380699, MIL-S-13623/1-2, 4776B, 1998009. NSN 5930006999438.
Made in USA. Meets MIL-S-13623 specs. Ratings: DPST, 28 Volts DC, 10 Amp max continuous resistive or inductive load for each set of contacts A&B / C&D.
Position 1 is Off, position 2 is A to B and C to D.
Connect contacts in parallel to control up to 20 amps.
Switch handle also available, see p/n 5381088.