Log-in
Email address
Password
Forgot your password?
Log in using the new customer accounts page.
Get Tube World News!
920.208.0353
tekman@tubeworldexpress.com
Facebook
Twitter
Pinterest
YouTube
Register
Log-in
Cart
(0) $ 0.00 USD
Search for a tube
Power tubes
Western Electric
2A3
6A3
6A5G
6AR6
6AS7G
6AQ5
6AU5GT
6AV5GA
6B4G
6BQ5
6CA7
6F6
6GM5
6GW8
6JB6A
6K6
6L6
6LF6
6LQ6
6LU8
6LX6
6S4A
6V6
6Y6
10
25L6GT
VT-25
35L6GT
45
46
47
50
50L6GT
VT-52
71A
211
300B
800
801A
805
807
808
809
810
811A
812A
829B
833A
845
1614
1619
1626
5881
5932
5933
5992
5998
6080
6094
6146
30
6336
6384
6528A
6550
6973
7027A
7189
7236
7355
7408
7581A
7591
7868
8068
8417
AD1
E81L
E84L
ECL86
EL5
EL34
EL36
EL37
EL39
EL50
EL60
EL83
EL84
EL86
EL95
EL519
F2a
KT66
KT77
KT88
Old European
VT-52
Preamp tubes
Western Elec.
01A
1L6
2C51
3S4
6AB4
6AH4GT
6AK5
6AN8A
6AQ8
6AU6
6BL7GT
6BL8
6BM8
6BQ7A
6BX7GT
6C4
6CG7
6CS7
6DE7
6DJ8
6DN7
6EM7
6EU7
6EW7
6FQ7
6GH8A
6GM8
6J5GT
6JK6
6SC7GT
6SF5GT
6SJ7GT
6SL7GT
6SN7GT
6U8A
7V Series
12A
12AT7
12AU7
12AX7
12AY7
12B4
12BH7A
12BY7A
12BZ7
12DW7
12SL7GT
12SN7GT
12SX7GT
13EM7
26
27
56
76
311A/B
329A
396A
403A/B
404A
407A/B
408A
417A
420A
717A
5670
5687
5691
5692
5693
5751
5755
5814A
5847
5879
5963
5965
6021
6072
6188
6189
6201
6211
6350
6386
6463
6922
7025
7119
7199
7308
7316
7788
C3M
CV4003
CV4004
CV4024
E80CC
E80CF
E80F
E180CC
E180F
E283CC
E288CC
E810F
EC86
EC806S
ECC31
ECC32
ECC33
ECC34
ECC35
ECC84
ECC801S
ECC802S
ECC803S
ECC808
EF12
EF14
EF86
EF184
EF804
EF806S
ELL80
PCC88
Rectifier tubes
Western Elect.
3B24
3B25
3B28
3B29
5AR4
5AS4
5AU4
5AW4
5AZ4
5DJ4
5R4
5R4GY
5R4WGB
5T4
5U4
5V3
5V4
5W4
5X4G
5Y3
5Y4
5Z3
5Z4
6AL5
6AU4GTA
6AX3
6AX4GT
6AX5GT
6AY3
6BS3A
6BW4
6BY5GA
6BZ3
6CA4
6CE3
6CG3
6CJ3
6CM3
6DA4A
6V4
6W4GT
6X4
6X5
12AL5
12AX3
12AX4
12DW4
12X4
22DE4
25Z5
25Z6GT
26Z5W
35W4
35Y4
35Z5GT
35Z6G
36AM3B
53KU
80
81
82
83
83V
84
249C
274A
274B
301A
314A
412A
422A
705A
816
866A
872A
1616
1641
5852
5931
5993
6087
6106
6202
6203
6754
AZ series
EZ35
EZ80
EZ81
EZ90
GZ30
GZ32
GZ33
GZ34
GZ34 metal base
GZ34 used
GZ37 Mullard
U52 GEC UK
U78 GEC UK
More products
Tubes under $3
Best Tube Deals
All other tubes
Tube Sockets
Tube Shields
Meters
Gas Regulators
Tuning eye tubes
Nixie Tubes
Capacitors
Amperite Time Delay Relays
Ballast Tubes
Resistors
Tube services
Banana Plugs
Equipment
Books
Radio Parts
Transformers
Wire
0A2
0A3
0A4G
0A5
0B2
0B3
0C2
0C3
0D3
0G3
0Y4
0Z4
ECC40
EF80
EM1
EM4
EM11
EM34
EM71
EM80
EM81
EM84
EM85
EM87
EMM801
EMM803
UM4
UM80
30
31
71A
75C1
85
101M
205F
215A
231D
244A
272A
282A
286A
291A
307A
310A
328A
336A
348A
349A
418A
429A
448A
1629
5651
6005
7044
7730=12AU7
8950
6AB5
6AF6G
6AF7G
6AL7GT
6CM7
6E5
6L6G
6U5
6T5
7N7
6SN7GTB Sylvania
6L6GC RCA
12AT7 Telefunken
12AU7 RCA clear top
12AU7 Telefunken
12AX7 Long Plates
12AX7 Mullard
12AX7 Telefunken
EL34 Mullard
2A3 Mono-Plate
EF86 Telefunken
Entire Inventory
Go to...
Power tubes
- Western Electric
- 2A3
- 6A3
- 6A5G
- 6AR6
- 6AS7G
- 6AQ5
- 6AU5GT
- 6AV5GA
- 6B4G
- 6BQ5
- 6CA7
- 6F6
- 6GM5
- 6GW8
- 6JB6A
- 6K6
- 6L6
- 6LF6
- 6LQ6
- 6LU8
- 6LX6
- 6S4A
- 6V6
- 6Y6
- 10
- 25L6GT
- VT-25
- 35L6GT
- 45
- 46
- 47
- 50
- 50L6GT
- VT-52
- 71A
- 211
- 300B
- 800
- 801A
- 805
- 807
- 808
- 809
- 810
- 811A
- 812A
- 829B
- 833A
- 845
- 1614
- 1619
- 1626
- 5881
- 5932
- 5933
- 5992
- 5998
- 6080
- 6094
- 6146
- 30
- 6336
- 6384
- 6528A
- 6550
- 6973
- 7027A
- 7189
- 7236
- 7355
- 7408
- 7581A
- 7591
- 7868
- 8068
- 8417
- AD1
- E81L
- E84L
- ECL86
- EL5
- EL34
- EL36
- EL37
- EL39
- EL50
- EL60
- EL83
- EL84
- EL86
- EL95
- EL519
- F2a
- KT66
- KT77
- KT88
- Old European
- VT-52
Preamp tubes
- Western Elec.
- 01A
- 1L6
- 2C51
- 3S4
- 6AB4
- 6AH4GT
- 6AK5
- 6AN8A
- 6AQ8
- 6AU6
- 6BL7GT
- 6BL8
- 6BM8
- 6BQ7A
- 6BX7GT
- 6C4
- 6CG7
- 6CS7
- 6DE7
- 6DJ8
- 6DN7
- 6EM7
- 6EU7
- 6EW7
- 6FQ7
- 6GH8A
- 6GM8
- 6J5GT
- 6JK6
- 6SC7GT
- 6SF5GT
- 6SJ7GT
- 6SL7GT
- 6SN7GT
- 6U8A
- 7V Series
- 12A
- 12AT7
- 12AU7
- 12AX7
- 12AY7
- 12B4
- 12BH7A
- 12BY7A
- 12BZ7
- 12DW7
- 12SL7GT
- 12SN7GT
- 12SX7GT
- 13EM7
- 26
- 27
- 56
- 76
- 311A/B
- 329A
- 396A
- 403A/B
- 404A
- 407A/B
- 408A
- 417A
- 420A
- 717A
- 5670
- 5687
- 5691
- 5692
- 5693
- 5751
- 5755
- 5814A
- 5847
- 5879
- 5963
- 5965
- 6021
- 6072
- 6188
- 6189
- 6201
- 6211
- 6350
- 6386
- 6463
- 6922
- 7025
- 7119
- 7199
- 7308
- 7316
- 7788
- C3M
- CV4003
- CV4004
- CV4024
- E80CC
- E80CF
- E80F
- E180CC
- E180F
- E283CC
- E288CC
- E810F
- EC86
- EC806S
- ECC31
- ECC32
- ECC33
- ECC34
- ECC35
- ECC84
- ECC801S
- ECC802S
- ECC803S
- ECC808
- EF12
- EF14
- EF86
- EF184
- EF804
- EF806S
- ELL80
- PCC88
Rectifier tubes
- Western Elect.
- 3B24
- 3B25
- 3B28
- 3B29
- 5AR4
- 5AS4
- 5AU4
- 5AW4
- 5AZ4
- 5DJ4
- 5R4
- 5R4GY
- 5R4WGB
- 5T4
- 5U4
- 5V3
- 5V4
- 5W4
- 5X4G
- 5Y3
- 5Y4
- 5Z3
- 5Z4
- 6AL5
- 6AU4GTA
- 6AX3
- 6AX4GT
- 6AX5GT
- 6AY3
- 6BS3A
- 6BW4
- 6BY5GA
- 6BZ3
- 6CA4
- 6CE3
- 6CG3
- 6CJ3
- 6CM3
- 6DA4A
- 6V4
- 6W4GT
- 6X4
- 6X5
- 12AL5
- 12AX3
- 12AX4
- 12DW4
- 12X4
- 22DE4
- 25Z5
- 25Z6GT
- 26Z5W
- 35W4
- 35Y4
- 35Z5GT
- 35Z6G
- 36AM3B
- 53KU
- 80
- 81
- 82
- 83
- 83V
- 84
- 249C
- 274A
- 274B
- 301A
- 314A
- 412A
- 422A
- 705A
- 816
- 866A
- 872A
- 1616
- 1641
- 5852
- 5931
- 5993
- 6087
- 6106
- 6202
- 6203
- 6754
- AZ series
- EZ35
- EZ80
- EZ81
- EZ90
- GZ30
- GZ32
- GZ33
- GZ34
- GZ34 metal base
- GZ34 used
- GZ37 Mullard
- U52 GEC UK
- U78 GEC UK
More products
- Tubes under $3
- Best Tube Deals
- All other tubes
- Tube Sockets
- Tube Shields
- Meters
- Gas Regulators
- Tuning eye tubes
- Nixie Tubes
- Capacitors
- Amperite Time Delay Relays
- Ballast Tubes
- Resistors
- Tube services
- Banana Plugs
- Equipment
- Books
- Radio Parts
- Transformers
- Wire
- 0A2
- 0A3
- 0A4G
- 0A5
- 0B2
- 0B3
- 0C2
- 0C3
- 0D3
- 0G3
- 0Y4
- 0Z4
- ECC40
- EF80
- EM1
- EM4
- EM11
- EM34
- EM71
- EM80
- EM81
- EM84
- EM85
- EM87
- EMM801
- EMM803
- UM4
- UM80
- 30
- 31
- 71A
- 75C1
- 85
- 101M
- 205F
- 215A
- 231D
- 244A
- 272A
- 282A
- 286A
- 291A
- 307A
- 310A
- 328A
- 336A
- 348A
- 349A
- 418A
- 429A
- 448A
- 1629
- 5651
- 6005
- 7044
- 7730=12AU7
- 8950
- 6AB5
- 6AF6G
- 6AF7G
- 6AL7GT
- 6CM7
- 6E5
- 6L6G
- 6U5
- 6T5
- 7N7
- 6SN7GTB Sylvania
- 6L6GC RCA
- 12AT7 Telefunken
- 12AU7 RCA clear top
- 12AU7 Telefunken
- 12AX7 Long Plates
- 12AX7 Mullard
- 12AX7 Telefunken
- EL34 Mullard
- 2A3 Mono-Plate
- EF86 Telefunken
Entire Inventory
Home
»
Power Tubes
»
31LR8 Sylvania NOS (1 in stock)
31LR8 Sylvania NOS (1 in stock)
$ 5.79
This item is a recurring or deferred purchase. By continuing, I agree to the
cancellation policy
and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
1) 31LR8 Sylvania NOS
See more: Unknown Type
Share:
Fancy
Tweet
*/
Tags:
31LR8,
power tubes
‹
Previous
Next
›
Scroll to top
 "Pin It")
&Category=&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_ea831382-2ea4-4767-939d-b7473f21c05d.jpg?v=1740858434){kind=link}