CK Worldwide 3 Series Standard Alumina Oxide Cups
5% Discount added at checkout for orders of 10+ Cups
Options with interchangeable Weldcraft part numbers
| Cup Size |
Orifice Diameter |
CK Part# |
Weldcraft part# |
| #4 |
1/4" (6.3mm) |
3A4 |
10N50 |
| #5 |
5/16" (7.9mm) |
3A5 |
10N49 |
| #5 Long |
5/16" (7.9mm) |
3A5L |
10N49L |
| #6 |
3/8" (9.5mm) |
3A6 |
10N48 |
| #6 Long |
3/8" (9.5mm) |
3A6L |
10N48L |
| #7 |
7/16" (11.1mm) |
3A7 |
10N47 |
| #7 Long |
7/16" (11.1mm) |
3A7L |
10N47L |
| #8 |
1/2" (12.7mm) |
3A8 |
10N46 |
| #10 |
5/8" (15.9mm) |
3A10 |
10N45 |
| #12 |
3/4" (19.1mm) |
3A12 |
10N44 |
- Regular cups measure 1-27/32" (46.8mm) in length
- Long cups measure 3" (76.2mm) in length
Fits the following torches:
- 17-Series
- 18-Series
- 26-Series
- CK150
- CKC150
- CK210
- CK300
- CK510
- FL150
- FL25
- FL3L
- TL18
- TL26
- TL210
- TL300
- MT100
- MT400
- MT500
- CKM350
- CS300
