Plastic stacked metal film capacitor 27nF/50V, grid 5mm, +/- 5% tolerance
Label: 273J = 27000pF = 0.027uF

High volumetric efficiency
Low dissipation factor
Non-inductive construction
Operating temperature range: -40 Grad to +85 Grad
Insulation resistance (25 Grad): 1000MOhm
Self healing
Power rating: 50V
Grid: 5mm.