Index of Valve Equivalents Please note: Valves from the series ACR, AR, ARD, ARH, ARP, ARS, ART, AT, AU and AW appear under British Army. The series NC, NG, NR, NS, NT and NU appear under British Navy. The series VC, VG, VI, VR, VS, VT, VU and VW all are to be found under British Air Force. Single digit 0 Single digit 1 Double digits 10 - 19 Single digit 2 Double digits 20 - 29 Single digit 3 Double digits 30 - 39 Single digit 4 Double digits 40 - 49 Single digit 5 Double digits 50 - 59 Single digit 6 Double digits 60 - 69 Single digit 7 Double digits 70 - 79 Single digit 8 Double digits 80 - 89 Single digit 9 Double digits 90 - 99   Initial letter A Initial letter B Initial letter C Initial letter D Initial letter E Initial letter F Initial letter G Initial letter H Initial letter I Initial letter K Initial letter L Initial letter M Initial letter N Initial letter O Initial letter P Initial letter Q Initial letter R Initial letter S Initial letter T Initial letter U Initial letter V Initial letter W Initial letter X Initial letter Y Initial letter Z British Army A.. British Navy N.. British Air Force V..     CV 1 - 499 CV 500 - 999 CV 1000 - 1499 CV 1500 - 1999 CV 2000 - 2499 CV 2500 - 2999 CV 3500 - 3999 CV 4000 - 4099 CV numbers 5000 - end   It is normal practice that valves from different manufacturers are `sensibly equivalent' rather than identical. 9,000 references, matched to our database of exhibits and non-exhibit data. Last updated 28 December 2008. Each of these references has been found from vintage literature. Some errors in the originals have been corrected. We may have introduced others. Please contact your webmaster if you discover an error. We have tried to use primary sources if possible, i.e. manufacturers listings, in the absence of primary listings we have used the AVO Valve Data Manuals 17th & 20th editions 1965 & 1974 as well as numerous other publications. Return to Museum Main Hall

Index of Valve Equivalents Please note: Valves from the series ACR, AR, ARD, ARH, ARP, ARS, ART, AT, AU and AW appear under British Army. The series NC, NG, NR, NS, NT and NU appear under British Navy. The series VC, VG, VI, VR, VS, VT, VU and VW all are to be found under British Air Force. Single digit 0 Single digit 1 Double digits 10 - 19 Single digit 2 Double digits 20 - 29 Single digit 3 Double digits 30 - 39 Single digit 4 Double digits 40 - 49 Single digit 5 Double digits 50 - 59 Single digit 6 Double digits 60 - 69 Single digit 7 Double digits 70 - 79 Single digit 8 Double digits 80 - 89 Single digit 9 Double digits 90 - 99   Initial letter A Initial letter B Initial letter C Initial letter D Initial letter E Initial letter F Initial letter G Initial letter H Initial letter I Initial letter K Initial letter L Initial letter M Initial letter N Initial letter O Initial letter P Initial letter Q Initial letter R Initial letter S Initial letter T Initial letter U Initial letter V Initial letter W Initial letter X Initial letter Y Initial letter Z British Army A.. British Navy N.. British Air Force V..     CV 1 - 499 CV 500 - 999 CV 1000 - 1499 CV 1500 - 1999 CV 2000 - 2499 CV 2500 - 2999 CV 3500 - 3999 CV 4000 - 4099 CV numbers 5000 - end   It is normal practice that valves from different manufacturers are `sensibly equivalent' rather than identical. 9,000 references, matched to our database of exhibits and non-exhibit data. Last updated 28 December 2008. Each of these references has been found from vintage literature. Some errors in the originals have been corrected. We may have introduced others. Please contact your webmaster if you discover an error. We have tried to use primary sources if possible, i.e. manufacturers listings, in the absence of primary listings we have used the AVO Valve Data Manuals 17th & 20th editions 1965 & 1974 as well as numerous other publications. Return to Museum Main Hall