JAN-CRC-5R4GY RCA Full Wave High Vacuum Rectifier Tube (NOS)
JAN-CRC-5R4GY RCA Full Wave High Vacuum Rectifier Tube (NOS),5R4GY JAN ( CV717 ) RCA Black Plates Dual Bottom Square Getter Tested Tube Rectifier Made in USA '45,5R4GY RCA (Brown Base) Rectifier Tube Repackaged in a White Box. Most Favored 5R4 in History. – Vintage Tube Services,5R4GY RCA ATES CV517 274A PAIR OF RECTIFIER VALVES HIGH QUALITY NOS/NIB,5R4GY RCA ATES CV517 274A PAIR OF RECTIFIER VALVES HIGH QUALITY NOS/NIB