4 switch, 3 hr time cycle
NSN 5990-01-443-2931
NSN 5950-01-449-0425
NSN 5975-01-425-8478
NSN 5925-01-121-3435
NSN 5999-00-230-1216
NSN 5835-00-763-2938
NSN 5960-01-641-3788
NSN 6130-01-437-9030
NSN 5975-00-240-3195
NSN 5960-01-252-8821
NSN 2925-00-546-3129
NSN 6135-01-205-5965
Last Updated: 04/28/2024