The NTE3061 through NTE3064 are 0.3 inch (7.62mm) height single digit, seven segment, common anode displays. The NTE3061 utilizes LED chips which are made from GaAsP on a GaAs substrate. The NTE3063 utilizes LED chips which are made from GaP on a transparent GaP substrate. The NTE3062 and NTE3064 utilize LED chips which are made from GaAsP on a transparent GaP sub‐ strate.
 
Full spec sheet:
https://www.nteinc.com/specs/3000to3099/pdf/nte3061.pdf