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TUBE SUBSTITUTION LIST

5A6 - 5Z4MG


* These are parallel filament circuits.
# In series circuits, this tube doesn't need any form of regulated warm up time.
TO
REPLACE
USE
5A6
5AF4A
5AM8
5AN8
5AQ5
5AR4 GZ34, U77
5AS4 5AS4A, 5DB4, 5U4GB, 5V3, 5V3A
5AS4A5AS4, 5DB4, 5U4GB, 5V3, 5V3A
5AS8
5AT4
5AT8 5BE8 { This might not work in some circuits. }
5BR8 { This might not work in some circuits. }
5CG8 { This might not work in some circuits. }
5CL8 { This might not work in some circuits. }
5CL8A { This might not work in some circuits. }
5DH8 { This might not work in some circuits. }
5FG7 { This might not work in some circuits. }
5FV8 { This might not work in some circuits. }
5AU45V3, 5V3A
5AV8 5B8 { This might not work in some circuits. }
5AW45AS4, 5AS4A, 5AU4, 5DB4, 5R4G, 5R4GTY, 5R4GY, 5Y4GYA, 5Y4GYB, 5U4GA 5U4GB, 5V3, 5V3A
5AX4GT5AR4, 5AS4, 5AS4A, 5R4G, 5R4GTY, 5R4GY, 5Y4GYA, 5Y4GYB, 5T4, 5U4G, 5U4GA, 5U4GB, 5V4G, 5V4GA, 5V4GY
5AZ3
5AZ4
5B8 5AV8 { This might not work in some circuits. }
5BC35BC3A
5BC3A 5BC3
5BE8 5BR8 { This might not work in some circuits. }
5CL8 { This might not work in some circuits. }
5CL8A { This might not work in some circuits. }
5FG7 { This might not work in some circuits. }
5FV8 { This might not work in some circuits. }
5BK7A4BC8, 4BQ7A, 4BS8, 4BX8, 4BZ7, 4BZ8
5BQ7A5BS8, 5BZ7
5BR85FV8, 5BE8 { This might not work in some circuits. }
5CL8 { This might not work in some circuits. }
5CL8A { This might not work in some circuits. }
5BS85BQ7A, 5BZ7
5BT8
5BW8
5BZ75BQ7A, 5BS8
5CG45AR4, 5V4G, 5V4GA, 5V4GY, 5Z4, 5Z4G, 5Z4GT, 5Z4GT/G, 5Z4MG
5CG85FG7, 5AT8 { This might not work in some circuits. }
5BE8 { This might not work in some circuits. }
5BR8 { This might not work in some circuits. }
5CL8 { This might not work in some circuits. }
5CL8A { This might not work in some circuits. }
5FV8 { This might not work in some circuits. }
5CL85CL8A, 5BE8 { This might not work in some circuits. }
5BR8 { This might not work in some circuits. }
5FV8 { This might not work in some circuits. }
5CL8A5CL8, 5BE8 { This might not work in some circuits. }
5BR8 { This might not work in some circuits. }
5FV8 { This might not work in some circuits. }
5CM6
5CM8 5CR8 { This might not work in some circuits. }
5CQ8 5EA8 { This might not work in some circuits. }
5MQ8 { This might not work in some circuits. }
5U8 { This might not work in some circuits. }
5CR8 5CM8 { This might not work in some circuits. }
5KZ8 { This might not work in some circuits. }
5CU4
5CZ5
5D22 4-250A, 6156
5DB45AS4A, 5AS4, 5U4GB
5DH8 5BR8 { This might not work in some circuits. }
5CL8 { This might not work in some circuits. }
5CL8A { This might not work in some circuits. }
5FG7 { This might not work in some circuits. }
5FV8 { This might not work in some circuits. }
5DJ45DN4
5DN4
5EA85GH8, 5GH8A, 5GQ8, 5U8
5EH8 5X8 { This might not work in some circuits. }
5ES8
5EU8
5EW65GM6
5FG7 5BE8 { This might not work in some circuits. }
5BR8 { This might not work in some circuits. }
5FV85BR8, 5BE8 { This might not work in some circuits. }
5CL8 { This might not work in some circuits. }
5CL8A { This might not work in some circuits. }
5DH8 { This might not work in some circuits. }
5GH85EA8, 5GH8A, 5GQ8 { This might not work in some circuits. }
5U8
5GH8A5EA8, 5GH8, 5GQ8 { This might not work in some circuits. }
5MQ8 { This might not work in some circuits. }
5GJ75GX7
5GM65EW6
5GS7 5LJ8 { This might not work in some circuits. }
5GX65HZ6
5GX75GJ7
5HA7
5HB7
5HC7
5HG8
5HZ65GX6
5J6
5JK65EW6, 5JL6
5JL65EW6, 5JK6
5KD8
5KE8
5KZ8 5CR8 { This might not work in some circuits. }
5LJ8 5GS7# { This might not work in some circuits. }
5MB8
5MQ8 5CQ8 { This might not work in some circuits. }
5GH8 { This might not work in some circuits. }
5R4G5R4GTY, 5R4GY, 5R4GYA, 5R4GYB
5R4GTY5R4G, 5R4GY, 5R4GYA, 5R4GYB
5R4GY5R4GTY, 5R4G, 5R4GYA, 5R4GYB
5R4GYA5R4GTY, 5R4GY, 5R4G, 5R4GYB
5R4GYB5R4GTY, 5R4GY, 5R4GYA, 5R4G
5T45AR4, 5R4G, 5R4GTY, 5R4GY, 5R4GYA, 5R4GYB
5T8
5U4G5U4GA, 5U4GB, 5AR4, 5AS4, 5AS4A, 5AU4, 5DB4, 5R4G, 5R4GTY, 5R4GY, 5R4GYA, 5R4GYB, 5T4, 5V3, 5V3A
5U4GA5U4GB, 5AS4, 5AS4A, 5AU4, 5DB4, 5R4G, 5R4GTY, 5R4GY, 5R4GYA, 5R4GYB, 5V3, 5V3A
5U4GB5AR4, 5AS4, 5AU4, 5DB4, 5V3, 5V3A
5U85EA8, 5GH8, 5GH8A, 5GQ8 { This might not work in some circuits. }
5U9
5V35V3A, 5AU4
5V3A
5V4G5V4GA, 5V4GY, 5AR4, CV593, GZ32
5V4GA5V4G, 5V4GY, 5AR4
5V4GY5V4GA, 5V4G, 5AR4
5V6GT
5V9
5W45W4G, 5W4GT, 5W4GT/G, 5AR4, 5CG4, 5R4G, 5R4GTY, 5R4GY, 5R4GYA, 5R4GYB, 5T4, 5V4G, 5V4GA, 5V4GY, 5Y3G, 5Y3GA, 5Y3GT, 5Y3GT/G, 5Z4, 5Z4G, 5Z4GT, 5Z4GT/G, 5Z4MG
5W4G5W4, 5W4GT, 5W4GT/G, 5AR4, 5CG4, 5R4G, 5R4GTY, 5R4GY, 5R4GYA, 5R4GYB, 5T4, 5V4G, 5V4GA, 5V4GY, 5Y3G, 5Y3GA, 5Y3GT, 5Y3GT/G, 5Z4, 5Z4G, 5Z4GT, 5Z4GT/G, 5Z4MG
5W4GT5W4G, 5W4, 5W4GT/G, 5AR4, 5CG4, 5R4G, 5R4GTY, 5R4GY, 5R4GYA, 5R4GYB, 5T4, 5V4G, 5V4GA, 5V4GY, 5Y3G, 5Y3GA, 5Y3GT, 5Y3GT/G, 5Z4, 5Z4G, 5Z4GT, 5Z4GT/G, 5Z4MG
5W4GT/G5W4G, 5W4GT, 5W4, 5AR4, 5CG4, 5R4G, 5R4GTY, 5R4GY, 5R4GYA, 5R4GYB, 5T4, 5V4G, 5V4GA, 5V4GY, 5Y3G, 5Y3GA, 5Y3GT, 5Y3GT/G, 5Z4, 5Z4G, 5Z4GT, 5Z4GT/G, 5Z4MG
5X313, 80, 83V, 88
5X4G5X4GA
5X4GA5X4G
5X8 5EH8 { This might not work in some circuits. }
5X9
5Y3G5Y3GA, 5Y3GT, 5Y3GT/G, 5AR4, 5AX4GT, 5CG4, 5R4G, 5R4GTY, 5R4GY, 5R4GYA, 5R4GYB, 5T4, 5V4, 5V4GA, 5V4GY, 5Z4, 5Z4G, 5Z4GT, 5Z4GT/G, 5Z4MG
5Y3GA5Y3G, 5Y3GT, 5Y3GT/G, 5AR4, 5AX4GT, 5CG4, 5R4G, 5R4GTY, 5R4GY, 5R4GYA, 5R4GYB, 5T4, 5V4, 5V4GA, 5V4GY, 5Z4, 5Z4G, 5Z4GT, 5Z4GT/G, 5Z4MG
5Y3GT5Y3GA, 5Y3G, 5Y3GT/G, 5AR4, 5AX4GT, 5CG4, 5R4G, 5R4GTY, 5R4GY, 5R4GYA, 5R4GYB, 5T4, 5V4, 5V4GA, 5V4GY, 5Z4, 5Z4G, 5Z4GT, 5Z4GT/G, 5Z4MG
5Y3GT/G5Y3GA, 5Y3GT, 5Y3G, 5AR4, 5AX4GT, 5CG4, 5R4G, 5R4GTY, 5R4GY, 5R4GYA, 5R4GYB, 5T4, 5V4, 5V4GA, 5V4GY, 5Z4, 5Z4G, 5Z4GT, 5Z4GT/G, 5Z4MG
5Y4G5Y4GA, 5Y4GT
5Y4GA5Y4G, 5Y4GT
5Y4GT5Y4GA, 5Y4G
5Z383
5Z45AR4, 5CG4, 5V4G, 5V4GA, 5Z4G, 5Z4GT, 5Z4GT/G, 5Z4MG, 5Z4P, 5Z4S, 5V4GY, GZ30
5Z4G5Z4, 5Z4GT, 5Z4GT/G, 5Z4MG, 5Z9P 5AR4, 5CG4, 5V4G, 5V4GA, 5V4GY
5Z4GT5Z4G, 5Z4, 5Z4GT/G, 5Z4MG, 5Z4P 5AR4, 5CG4, 5V4G, 5V4GA, 5V4GY
5Z4GT/G5Z4G, 5Z4GT, 5Z4, 5Z4MG, 56Z4P, 5AR4, 5CG4, 5V4G, 5V4GA, 5V4GY
5Z4MG5Z4G, 5Z4GT, 5Z4GT/G, 5AR4, 5CG4, 5V4G, 5V4GA, 5V4GY
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