Tuffaloy Resistance WeldingProducts – Electrode Adapters FOR SALE
Electrode Adapters IN-STOCK and Available NOW from Weld Systems Integrators
Tuffaloy electrode adapters IN-STOCK and available for immediate purchase from Weld Systems Integrators. We are a master distributor, maintaining an inventory of Tuffaloy products at our Warrensville Heights, Ohio location for quick shipment and delivery.

TUFFALOY threaded electrode adapters are used to provide longer electrode holder life, by providing a changable tip socket in holders having threaded openings. Standard electrode adapters are made of class 2 alloy. Other alloys available.
1/2-14 NPT to 4RW

1/2-14 NPT to 4RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1 |
1/4 |
7/8 |
AD-124-.8 |
190-1408 |
1 |
3/8 |
1 |
AD-124-1.0 |
190-1410 |
1 |
5/8 |
1-1/4 |
AD-124-1.2 |
190-1412 |
1 |
7/8 |
1-1/2 |
AD-124-1.5 |
190-1415 |
1 |
1-1/8 |
1-3/4 |
AD-124-1.7 |
190-1417 |
1 |
1-3/8 |
2 |
AD-124-2.0 |
190-1420 |
1 |
1-5/8 |
2-1/4 |
AD-124-2.2* |
|
1 |
1-7/8 |
2-1/2 |
AD-124-2.5 |
190-1425 |
1 |
2-1/8 |
2-3/4 |
AD-124-2.7* |
|
1 |
2-3/8 |
3 |
AD-124-3.0 |
190-1430 |
1 |
2-5/8 |
3-1/4 |
AD-124-3.2* |
|
1 |
2-7/8 |
3-1/2 |
AD-124-3.5 |
190-1435 |
1 |
3-1/8 |
3-3/4 |
AD-124-3.7* |
|
1 |
3-3/8 |
4 |
AD-124-4.0 |
190-1440 |
1 |
4-3/8 |
5 |
AD-124-5.0* |
|
*Item not normally stocked.
1/2-14 NPT to 5RW

1/2-14 NPT to 5RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1 |
1/4 |
7/8 |
AD-125-.8 |
190-1508 |
1 |
3/8 |
1 |
AD-125-1.0 |
190-1510 |
1 |
5/8 |
1-1/4 |
AD-125-1.2 |
190-1512 |
1 |
7/8 |
1-1/2 |
AD-125-1.5 |
190-1515 |
1 |
1 |
1-5/8 |
AD-125-1.6* |
|
1 |
1-1/8 |
1-3/4 |
AD-125-1.7 |
190-1517 |
1 |
1-3/8 |
2 |
AD-125-2.0 |
190-1520 |
1 |
1-5/8 |
2-1/4 |
AD-125-2.2* |
|
1 |
1-7/8 |
2-1/2 |
AD-125-2.5 |
190-1525 |
1 |
2-1/8 |
2-3/4 |
AD-125-2.7* |
|
1 |
2-3/8 |
3 |
AD-125-3.0 |
190-1530 |
1 |
2-5/8 |
3-1/4 |
AD-125-3.2* |
|
1 |
2-7/8 |
3-1/2 |
AD-125-3.5 |
190-1535 |
1 |
3-1/8 |
3-3/4 |
AD-125-3.7* |
|
1 |
3-3/8 |
4 |
AD-125-4.0 |
190-1540 |
1 |
3-7/8 |
4-1/2 |
AD-125-4.5 |
190-1545 |
*Item not normally stocked.
5/8-14 NPT to 4RW

5/8-14 NPT to 4RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1 |
1/4 |
7/8 |
AD-584-.8 |
190-2408 |
1 |
3/8 |
1 |
AD-584-1.0* |
|
1 |
7/8 |
1-1/2 |
AD-584-1.5* |
|
1 |
1-3/8 |
2 |
AD-584-2.0* |
|
*Item not normally stocked.
5/8-14 NPT to 5RW

5/8-14 NPT to 5RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1 |
1/4 |
7/8 |
AD-585-.8 |
190-2508 |
1 |
3/8 |
1 |
AD-585-1.0* |
|
1 |
5/8 |
1-1/4 |
AD-585-1.2 |
190-2512 |
1 |
7/8 |
1-1/2 |
AD-585-1.5 |
190-2515 |
1 |
1-1/8 |
1-3/4 |
AD-585-1.7 |
190-2517 |
1 |
1-3/8 |
2 |
AD-585-2.0* |
|
1 |
1-7/8 |
2-1/2 |
AD-585-2.5* |
|
1 |
2-3/8 |
3 |
AD-585-3.0* |
|
1 |
3-3/8 |
4 |
AD-585-4.0* |
|
*Item not normally stocked.
3/4-14 NPT to 5RW

3/4-14 NPT to 5RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1.25 Hex |
3/16 |
1-1/8 |
AD-345-1.1* |
|
1.25 Hex |
7/16 |
1-3/8 |
AD-345-1.3* |
|
1.25 Hex |
9/16 |
1-1/2 |
AD-345-1.5 |
190-3515 |
1.25 Hex |
13/16 |
1-3/4 |
AD-345-1.7 |
190-3517 |
1.25 Hex |
1-1/16 |
2 |
AD-345-2.0 |
190-3520 |
1.25 Hex |
1-9/16 |
2-1/2 |
AD-345-2.5 |
190-3525 |
1.25 Hex |
2-1/16 |
3 |
AD-345-3.0 |
190-3530 |
1.25 Hex |
2-9/16 |
3-1/2 |
AD-345-3.5 |
190-3535 |
1.25 Hex |
3-1/16 |
4 |
AD-345-4.0 |
190-3540 |
1.25 Hex |
4-1/16 |
5 |
AD-345-5.0 |
190-3550 |
*Item not normally stocked.
3/4-14 NPT to 6RW

3/4-14 NPT to 6RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1.25 Hex |
5/16 |
1-1/4 |
AD-346-1.2* |
|
1.25 Hex |
7/16 |
1-3/8 |
AD-346-1.3 |
190-3613 |
1.25 Hex |
9/16 |
1-1/2 |
AD-346-1.5 |
190-3615 |
1.25 Hex |
1-1/16 |
2 |
AD-346-2.0 |
190-3620 |
1.25 Hex |
1-9/16 |
2-1/2 |
AD-346-2.5 |
190-3625 |
1.25 Hex |
1-13/16 |
2-3/4 |
AD-346-2.7* |
|
1.25 Hex |
2-1/16 |
3 |
AD-346-3.0 |
190-3630 |
1.25 Hex |
2-9/16 |
3-1/2 |
AD-346-3.5 |
190-3635 |
1.25 Hex |
3-1/16 |
4 |
AD-346-4.0 |
190-3640 |
1.25 Hex |
3-9/16 |
4-1/2 |
AD-346-4.5 |
190-3645 |
1.25 Hex |
4-1/16 |
5 |
AD-346-5.0 |
190-3650 |
*Item not normally stocked.
3/4-14 NPT to 7RW

3/4-14 NPT to 7RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1.25 Hex |
9/16 |
1-1/2 |
AD-347-1.5 |
190-3715 |
1.25 Hex |
1-1/16 |
2 |
AD-347-2.0 |
190-3720 |
1.25 Hex |
1-9/16 |
2-1/2 |
AD-347-2.5 |
190-3725 |
1.25 Hex |
2-1/16 |
3 |
AD-347-3.0 |
190-3730 |
1.25 Hex |
2-9/16 |
3-1/2 |
AD-347-3.5 |
190-3735 |
1.25 Hex |
3-1/16 |
4 |
AD-347-4.0 |
190-3740 |
1.25 Hex |
3-9/16 |
4-1/2 |
AD-347-4.5 |
190-3745 |
1.25 Hex |
4-1/16 |
5 |
AD-347-5.0 |
190-3750 |
4RW to 5RW

4RW to 5RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1″ Hex |
1 |
2 |
AD-45-2 |
190-4520 |
1″ Hex |
2 |
3 |
AD-45-3 |
190-4530 |
1″ Hex |
3 |
4 |
AD-45-4 |
190-4540 |
5RW to 4RW

5RW to 4RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
7/8 Hex |
1/4 |
1-1/8 |
AD-54-1 |
190-5410 |
7/8 Hex |
1 |
2 |
AD-54-2 |
190-5420 |
7/8 Hex |
1-1/2 |
2-1/2 |
AD-54-2.5* |
|
7/8 Hex |
2 |
3 |
AD-54-3 |
190-5430 |
7/8 Hex |
3 |
4 |
AD-54-4 |
190-5440 |
*Item not normally stocked.
5RW to 5RW

5RW to 5RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
7/8 Hex |
1 |
2 |
AD-55-2 |
190-5520 |
7/8 Hex |
1-1/2 |
2-1/2 |
AD-55-2.5* |
190-5525 |
7/8 Hex |
2 |
3 |
AD-55-3* |
|
7/8 Hex |
3 |
4 |
AD-55-4* |
190-5540 |
7/8 Hex |
4 |
5 |
AD-55-5 |
190-5550 |
*Item not normally stocked.
5RW to 6RW

5RW to 6RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1″ Hex |
1-1/8 |
2 |
AD-56-2 |
190-5620 |
6RW to 4RW

6RW to 4RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1″ Hex |
1/4 |
1-1/4 |
AD-64-1 |
190-6410 |
6RW to 5RW

6RW to 5RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1″ Hex |
1/4 |
1-1/4 |
AD-65-1 |
190-6510 |
7RW to 4RW

7RW to 4RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1″ Hex |
1/4 |
1-1/2 |
AD-74-1 |
190-7410 |
7RW to 5RW

7RW to 5RW |
Body Size |
Body Length |
Overall Length |
Description |
Part Num |
1″ Hex |
1/4 |
1 |
AD-75-1 |
190-7510 |
1″ Hex |
3/4 |
2 |
AD-75-2 |
190-7520 |
1″ Hex |
2-1/4 |
3-1/2 |
AD-75-3.5* |
|
1″ Hex |
2-3/4 |
4 |
AD-75-4* |
|
*Item not normally stocked.
Angled Adapters

Angled Adapters |
Taper |
Description |
Part Num |
4RW |
AD-54-90 |
190-9549 |
5RW |
AD-55-30 |
190-9553 |
5RW |
AD-55-90 |
190-9559 |
Threaded Adapter 4RW TAPER - 7/8-14 NF

Threaded Adapter 4RW TAPER – 7/8-14 NF |
Body Size |
A |
B |
Description |
Part Num |
1.25 Hex |
3/8 |
1-1/8 |
AD-134-1.1 |
190-3211 |
1.25 Hex |
1/2 |
1-1/4 |
AD-134-1.2 |
190-3212 |
1.25 Hex |
5/8 |
1-3/8 |
AD-134-1.3 |
190-3213 |
1.25 Hex |
3/4 |
1-1/2 |
AD-134-1.5 |
190-3215 |
1.25 Hex |
1 |
1-3/4 |
AD-134-1.7 |
190-3217 |
1.25 Hex |
1-1/4 |
2 |
AD-134-2.0 |
190-3220 |
1.25 Hex |
1-1/2 |
2-1/4 |
AD-134-2.2 |
190-3222 |
1.25 Hex |
1-3/4 |
2-1/2 |
AD-134-2.5 |
190-3225 |
1.25 Hex |
2-1/4 |
3 |
AD-134-3.0 |
190-3230 |
1.25 Hex |
2-3/4 |
3-1/2 |
AD-134-3.5 |
190-3250 |
Threaded Adapter 5RW TAPER - 7/8-14 NF

Threaded Adapter 5RW TAPER – 7/8-14 NF |
Body Size |
A |
B |
Description |
Part Num |
1.25 Hex |
3/8 |
1-1/8 |
AD-135-1.1 |
190-3311 |
1.25 Hex |
1/2 |
1-1/4 |
AD-135-1.2 |
190-3312 |
1.25 Hex |
5/8 |
1-3/8 |
AD-135-1.3 |
190-3313 |
1.25 Hex |
3/4 |
1-1/2 |
AD-135-1.5 |
190-3315 |
1.25 Hex |
1 |
1-3/4 |
AD-135-1.7 |
190-3317 |
1.25 Hex |
1-1/4 |
2 |
AD-135-2.0 |
190-3320 |
1.25 Hex |
1-1/2 |
2-1/4 |
AD-135-2.2 |
190-3322 |
1.25 Hex |
1-3/4 |
2-1/2 |
AD-135-2.5 |
190-3325 |
1.25 Hex |
2-1/4 |
3 |
AD-135-3.0 |
190-3330 |
1.25 Hex |
2-1/2 |
3-1/4 |
AD-135-3.2 |
190-3332 |
1.25 Hex |
2-3/4 |
3-1/2 |
AD-135-3.5 |
190-3335 |
Threaded Adapter 5RW TAPER - 1-12 NF

Threaded Adapter 5RW TAPER – 1-12 NF |
Body Size |
A |
B |
Description |
Part Num |
1.25 Hex |
3/8 |
1-1/8 |
AD-105-1.1 |
190-4311 |
1.25 Hex |
1/2 |
1-1/4 |
AD-105-1.2 |
190-4312 |
1.25 Hex |
5/8 |
1-3/8 |
AD-105-1.3 |
190-4313 |
1.25 Hex |
3/4 |
1-1/2 |
AD-105-1.5 |
190-4315 |
1.25 Hex |
1 |
1-3/4 |
AD-105-1.7 |
190-4317 |
1.25 Hex |
1-1/4 |
2 |
AD-105-2.0 |
190-4320 |
1.25 Hex |
1-1/2 |
2-1/4 |
AD-105-2.2 |
190-4322 |
1.25 Hex |
1-3/4 |
2-1/2 |
AD-105-2.5 |
190-4325 |
1.25 Hex |
2 |
2-3/4 |
AD-105-2.7 |
190-4327 |
1.25 Hex |
2-1/4 |
3 |
AD-105-3.0 |
190-4330 |
1.25 Hex |
2-3/4 |
3-1/2 |
AD-105-3.5 |
190-4335 |
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