Thompson PB-16 Block Bearing X-250 Allen-Bradley 1492-FB2C30 Ser A Use
Baker’s notes & crumb story
Description
Thompson PB 16 Block Bearing X 250 Allen Bradley 1492 FB2C30 Ser A Use Allen Bradley 1492 FB2C30 Ser A Use Class C fuses Only BV28 287 Transformer 1mH 50A