| Part No. | Where Used | Description | |
| 411-1 | O-7, OM-1 | 5BP1 - 5BP4 or 5GP1 | |
| 411-10 | SB-620, AV-1, HO-13 | 6AT6 | |
| 411-100 | 10-4C | ||
| 411-101 | 1B3GT | ||
| 411-102 | 6550 | ||
| 411-103 | CA-1 | 2D21 | |
| 411-104 | AR-3 | 12V6GT | |
| 411-105 | RX-1 | 6CS6 | |
| 411-108 | SB-10 | EL84/6BBQ5 | |
| 411-109 | DX-40, DX-60 | 6DE7 | |
| 411-110 | EZ81 | ||
| 411-11 |
SB-100,
SB-620, AG-9A, VF-1, AV-1, DX-100, TS-3, SB-101, TT-1, HW-32, HW-22A, HW-12, HX-10 |
6AU6 | |
| 411-111 | IT-12 | 12CA5 | |
| 411-113 | HR-20, RX-1 | 6BJ7 | |
| 411-114 | 6AU8 | ||
| 411-115 | 5ADP2/5ADP31 | ||
| 411-116 | HV173 | ||
| 411-117 | HV176 | ||
| 411-118 | 6AH6 | ||
| 411-119 | 2.00E+26 | ||
| 411-12 | 6SH7 | ||
| 411-120 | IT-28, IT-11 | 6E5 | |
| 411-121 | HW-30, IO-10 | 6BS8 | |
| 411-123 | 6DK6 | ||
| 411-124 |
SB-100,
SB-101, SB-620, IO-20, HR-20, HO-13, SB-110A, HW-32, HW-16, HW-22A, HW-12, HX-10 |
6EA8 | |
| 411-125 | XC-6 | 6AK5 | |
| 411-126 | HR-20 | 6BZ6 | |
| 411-128 | SB-100, SB-101, SB-610, IT-28, HO-10, IT-11 | 6BN8 | |
| 411-129 | 4-400A | ||
| 411-13 | AG-8, PS-2, PS-3 | 6SJ7GT | |
| 411-130 | HA-10 | 866A | |
| 411-131 | 6DZ7 | ||
| 411-132 | EM84 | ||
| 411-133 | 7199 | ||
| 411-134 | 6AM4 | ||
| 411-135 | 6AQ8 | ||
| 411-136 | GZ34 | ||
| 411-137 | TT-1 | 3A4 | |
| 411-138 | 7591 | ||
| 411-139 | 6ME5 | ||
| 411-14 | 6SL7GT | ||
| 411-140 | IP-10, IO-10 | 0C2 | |
| 411-141 | 6BJ6 | ||
| 411-142 | SB-610, HO-10, HO-13, IO-10 | 3RP1 | |
| 411-143 | 6EU7 | ||
| 411-144 | 6AQ6 | ||
| 411-145 | 6360 | ||
| 411-146 | 6GY8 | ||
| 411-147 | 6EZ8 | ||
| 411-148 | 6CY5 | ||
| 411-149 | Z2786 | ||
| 411-15 | 6SN7GT | ||
| 411-150 | 35L6 | ||
| 411-151 | HA-10 | 811A | |
| 411-152 | 7695 | ||
| 411-153 | 12AU7/ECC82 | ||
| 411-154 | 12DQ6A | ||
| 411-155 | GR-91 | 50C5 | |
| 411-156 | IT-28, IT-11 | 6AX4 | |
| 411-157 | 35HB8 | ||
| 411-158 | 17C9 | ||
| 411-159 | 6CH8 | ||
| 411-16 | 6SQ7/6SQ7GT | ||
| 411-160 | EF184/6EJ7 | ||
| 411-161 | HR-20, SB-110A, HW-32, HW-22A, HW-12 | 6BE8 | |
| 411-162 | 18FX6-A | ||
| 411-163 | 18FW6-A | ||
| 411-164 | 18FY6-A | ||
| 411-165 | 34GD5-A | ||
| 411-166 | 36AM3-A | ||
| 411-167 | SB-610, HO-10, HO-13 | 6C10 | |
| 411-168 | SB-610, HO-10 | 6J11 | |
| 411-169 | 6GM6 | ||
| 411-17 | T-3, AG-8, CM-1, PS-3, TS-3, QM-1 | 6X5GT | |
| 411-170 | SB-610, SB-620, SB-630, HO-13, HW-16 | 6EW6 | |
| 411-171 | HW-16 | 6HF8 | |
| 411-172 | 6GX6 | ||
| 411-173 | SB-100, SB-101 | 6GW8 | |
| 411-174 | 23BWP4 | ||
| 411-175 | 6HS8 | ||
| 411-176 | 6EW7 | ||
| 411-177 | 6FQ7 | ||
| 411-178 | 6GW6 | ||
| 411-179 | 6CQ4 | ||
| 411-18 | 7A6 | ||
| 411-180 | 6146 | ||
| 411-181 | 6CG8A | ||
| 411-182 | SB-110A | 6DS4 | |
| 411-183 | 6DZ4 | ||
| 411-184 | 6AU6 Mullard | ||
| 411-185 | HW-32, HW-16, HW-22A, HW-12 | 6GE5 | |
| 411-186 | 6D10 | ||
| 411-187 | 21FJP22 | ||
| 411-188 | 6JH6 | ||
| 411-189 | 3A3 | ||
| 411-19 | 7CA/1203A | ||
| 411-190 | 6BK4 | ||
| 411-191 | 6DW4/6CL3 | ||
| 411-192 | 6JE6/6LQ6 | ||
| 411-193 | 6GH8 | ||
| 411-194 | 6GY6 | ||
| 411-195 | 6JU8 | ||
| 411-196 | 12GN7 | ||
| 411-197 | 6JC6 | ||
| 411-198 | HA-14, SB-200, SB-201 | 572-B/T160-L | |
| 411-199 | 6AV11 | ||
| 411-2 | AT-1, DX-20, DX-35, DX-40, HX-10 | 5U4G | |
| 411-20 | 7E5/1201 | ||
| 411-200 | 6AS11 | ||
| 411-201 | 6FG7 | ||
| 411-202 | 6C9 | ||
| 411-203 | GR-64 | 12AQ5 | |
| 411-204 | 12DQ6B | ||
| 411-205 | 12DW7 | ||
| 411-206 | 12AU6 | ||
| 411-207 | 5UP7 | ||
| 411-208 | 6DJ8 | ||
| 411-209 | CK5886 | ||
| 411-21 | T-3, AR-2 | 12A6 | |
| 411-210 | 6HF5 | ||
| 411-211 | SB-110A | 6AZ8 | |
| 411-212 | 7543 | ||
| 411-213 | 25AP22A/25XP22 | ||
| 411-214 | 3BP1A | ||
| 411-215 | 6KT8 | ||
| 411-216 | 6GF7A | ||
| 411-217 | 6GU7 | ||
| 411-218 | SB-110A | 6AZ8 | |
| 411-219 | 6GX7 | ||
| 411-22 | T-3 | 12C8 | |
| 411-220 | 6HA5 | ||
| 411-221 | RK2K25/273A/B | ||
| 411-222 | 6HZ6 | ||
| 411-223 | 19EYP22/19GVP22 | ||
| 411-224 | 12CEP4 | ||
| 411-225 | 5ADP7 | ||
| 411-226 | 6GJ7 | ||
| 411-227 | GRD-7 | ||
| 411-228 | 5114/6993 | ||
| 411-229 | 925 | ||
| 411-23 | 12K8 | ||
| 411-230 | 929 | ||
| 411-231 | 931A | ||
| 411-232 | SB-620 | 3RP7 | |
| 411-233 | 22JP22 | ||
| 411-234 | CK1905 | ||
| 411-235 | 7059 | ||
| 411-236 | 8156 | ||
| 411-237 | 12HG7 | ||
| 411-238 | 3RP1A | ||
| 411-239 | B-5750S/NL5750S | ||
| 411-24 |
SB-100,
AA-1, AG-10, XC-6, TS-3, RF-1, QM-1, SB-10, SB-101, O-7, SB-110A, OM-1, HW-32, RX-1, HW-22A, HW-12, HX-10 |
12AT7 | |
| 411-240 | GVA-900 | ||
| 411-241 | 1P28A | ||
| 411-243 | 7984 | ||
| 411-244 | 8106 | ||
| 411-245 | SB-220, SB-221 | 3-500Z | |
| 411-246 | 5722 | ||
| 411-247 | 6HS6 | ||
| 411-248 | 3CZ3 | ||
| 411-249 | NL982 | ||
| 411-25 |
SB-100,
SB-620, AA-1, IO-20, DX-35, TS-3, QM-1, HX-10, SB-101, HO-10, O-11, V6, SG-8, OM-1, IM-11, IO-10 |
12AU7 | |
| 411-250 | 6146 (RCA) | ||
| 411-251 | 6GF5 | ||
| 411-252 | 25BCP22 | ||
| 411-253 | 5201 | ||
| 411-254 | 6BK4/6EL4 | ||
| 411-255 | 3A3C/3CU3A | ||
| 411-257 | D14-170GH | ||
| 411-258 | 14VAEP22 | ||
| 411-259 | 23VALP22 | ||
| 411-26 |
AA-1,
IO-20, GD125, QF-1, DX-35, DX-40, DX-60, DX-100, SB-10, OM-1, HW-29, HW-30, HW-16, IT-12 |
12AX7 | |
| 411-260 | 23VARP22 | ||
| 411-261 | 20VAGP22 | ||
| 411-262 | 18VAHP22 | ||
| 411-263 | 3CU3A | ||
| 411-264 | IM-102, SB-650 | NL9055 B-58595 |
|
| 411-265 | 5DEP1F | ||
| 411-266 | 18VAMP22 | ||
| 411-267 | 25VADP22 | ||
| 411-268 | DR2100 | ||
| 411-269 | DR2110 | ||
| 411-27 | T-3 | 12SH7 | |
| 411-270 | DR2120 | ||
| 411-273 | 14OMB7 | ||
| 411-274 | 18VAJ22 | ||
| 411-275 | 12AU7 | ||
| 411-276 | V4145B | ||
| 411-279 | 9529B | ||
| 411-28 | PS-2, PS-3 | 1619 | |
| 411-280 | 21VAKP22 | ||
| 411-282 | 23VAQP22 | ||
| 411-283 | 3015A | ||
| 411-284 | IB-1100 | ZM100D | |
| 411-285 | 5ABP31 | ||
| 411-286 | SP-352 | ||
| 411-287 | D-1347 | ||
| 411-289 | 19VCKP4 | ||
| 411-29 | C-3 | 1626 | |
| 411-290 | SP-353 | ||
| 411-293 | IC-2006 | ||
| 411-294 | SP-351 | ||
| 411-295 | SP-352 | ||
| 411-296 | C525P31 | ||
| 411-297 | D1347 | ||
| 411-298 | SB-230 | 8873 | |
| 411-299 | TIL309 | ||
| 411-3 | AR-2, AR-3, O-7 | 5Y3 | |
| 411-30 | T-3, C-3, IT-12 | 1629 | |
| 411-31 | 6193/2C22 | ||
| 411-32 | QM-1 | 0D3/VR150 | |
| 411-33 | V6 | 6H6 | |
| 411-34 | 807 | ||
| 411-35 | DX-100, PS-2, PS-3, RX-1 | 5V4 | |
| 411-36 | 6AC7 | ||
| 411-37 | 12AY7 | ||
| 411-38 | 12AV7 | ||
| 411-39 | 12SL7GT | ||
| 411-4 | AA-1, O-7, O-11, SG-8 | 6C4 | |
| 411-40 | DX-100, QM-1, SB-10, TT-1, IM-11, HX-10 | 6AL5 | |
| 411-41 | PS-2 | 0C3/VR105 | |
| 411-42 | AG-8 | 6AK6 | |
| 411-43 | 5CP1 | ||
| 411-44 | GD-1A, GD-1B | 6AF4 | |
| 411-45 | 5881 | ||
| 411-46 | EC-1, EUW-15, HX-10 | 0B2 | |
| 411-47 | DX-100 | 1625 | |
| 411-48 | 12J5GT | ||
| 411-49 | IO-20, O-11 | 5UP1 | |
| 411-5 | O-7 | 6J5 | |
| 411-50 | AR-2, AR-3, GR-64, GR-91 | 12BE6 | |
| 411-51 | AR-2, AR-3, GR-64, GR-91 | 12BA6 | |
| 411-52 | AR-2, AR-3, GR-64, GR-91, TT-1 | 12AV6 | |
| 411-53 | AT-1 | 6AG7 | |
| 411-56 | IB-28 | 1U4 | |
| 411-57 | IB-28 | 1L4 | |
| 411-58 | O-11 | 6AB4 | |
| 411-59 |
SB-100,
SB-630, CM-1, EC-1, VF-1, DX-100, I-32, RX-1, PS-3, TS-3, HA-20, HR-20, IP-17, SB-101, SB-110A, IO-10, HX-10 |
0A2 | |
| 411-6 | 6J7GT | ||
| 411-60 | EC-1, DX-100, TS-3, HW-29, HW-30, RX-1 | 6AQ5 | |
| 411-61 | 6AV5GT | ||
| 411-63 |
SB-100,
AG-9A, AG-10, DX-20, DX-40, DX-60, SB-10, SB-101, HW-29, HW-16, HX-10 |
6CL6 | |
| 411-64 | AA-1, AG-9A, IP-32, IP-17, O-11, OM-1, IO-10 | 6X4 | |
| 411-65 | IO-20, HO-10, HO-13, O-11, OM-1, IO-10 | 1V2 | |
| 411-66 | 3GP1 | ||
| 411-67 | SB-100, SB-101, SB-110A, AG-10, HX-10 | 6CB6 | |
| 411-68 | RF-1, O-11, HW-29 | 6AN8 | |
| 411-69 | DX-35, DX-100, SB-110A, HW-32, HW-22A, HW-12 | 12BY7 | |
| 411-7 | 6K6GT | ||
| 411-71 | 6BQ7A | ||
| 411-72 | CM-1 | 6BX7GT | |
| 411-73 | EC-1, O-11, IO-10 | 12BH7 | |
| 411-74 | KT66 | ||
| 411-75 |
SB-100,
SB-101, DX-35, DX-40, DX-60, DX-100, HA-20, SB-110A, HX-10 |
6146 | |
| 411-76 | DX-100, HX-10 | 5R4GY | |
| 411-77 | DX-100 | 5763 | |
| 411-78 | 5879 | ||
| 411-79 | 6J6 | ||
| 411-8 | AT-1, EUW-15, IP-32, IP-17 | 6L6 - 6L6GC | |
| 411-80 | EC-1 | 6U8 | |
| 411-801 | P530P31 | ||
| 411-802 | SP-151 | ||
| 411-803 | NL5870ST | ||
| 411-804 | SP-333 | ||
| 411-807 | 6TIL309 | ||
| 411-808 | 15VADTC02/W | ||
| 411-809 | 17VAYTC02/W | ||
| 411-81 | 12SN7GT | ||
| 411-810 | 19VEJTC02/19VHFTC | ||
| 411-811 | 25VDEP22 | ||
| 411-82 | 12SQ7 | ||
| 411-83 | 1U5 | ||
| 411-84 | 3V4 | ||
| 411-85 | 6D4 | ||
| 411-86 | 6306 | ||
| 411-87 | 5841 | ||
| 411-88 | 6199 | ||
| 411-89 | 6143 | ||
| 411-829 | GC-1107 | ||
| 411-9 | 6V6 | ||
| 411-90 | RX-1 | 6BA6 | |
| 411-91 | HR-20, HW-32, HW-22A, HW-12 | 6BE6 | |
| 411-92 | 12X4 | ||
| 411-93 | 6080 | ||
| 411-94 | 5651 | ||
| 411-95 | EC-1, EUW-15, IP-32, IP-17 | 6BH6 | |
| 411-96 | AG-10, HX-10 | 6AW8 | |
| 411-97 | DX-20 | 6DQ6A | |
| 411-98 | HW-29, HW-30 | 6BA8 | |
| 411-99 | O-11 | 6DT6 | |