5Y3 / 6087 / 6106

This RCA 5Y3G full-wave rectifier tube has the early ST bottle shape, smooth black plates, and a bottom half disc getter with dimple. The full black octal base has silver print with the old circle logo. Tube tests as new.

This GE 5Y3GT full-wave rectifier tube has ribbed gray plates, a halo getter, and a full black octal base with red or white print. Tube tests as new.

This RCA 5Y3GT full-wave rectifier tube has smooth black plates and a bottom D getter. The full black octal base has red or silver print. Tube tests as new and ships in original or white box.

This military spec CBS Hytron 5Y3WGTA full-wave rectifier tube has ribbed black plates, a top windmill getter, and heavy duty triple micas. The full brown base has red print that reads JAN-CHY-5Y3WGTA. Tube tests as new.

This military spec Sylvania 5Y3WGTA full-wave rectifier tube has ribbed black plates, a halo getter, and brown base. The green print on the glass reads JAN 5Y3WGTA. Tube tests as new.