15.5mm symbol tube manufactured by Burroughs

The B-5992 is an american made end view nixie tube manufactured by Burroughs and National Electronics. It can display the plus and minus sign. This tube can be used as special character tube for the B-8422.
Brand / Manfacturer Burroughs
Same Types
Likely Tyes
Symbol height in mm 15.5
Characters / Symbols +,-
Decimal point none
Base / Socket SK-136
Starting Voltage (typ) 170 V
Maintaining Voltage (typ) 150 V
Current per Segment 2.2mA
Reccomend Resistor 8.2kOhm @ 170V, 47kOhm @ 250V, 68kOhm @ 300V according to Datasheet