Overview
The ProStar PRS41V33 is a short back cap assembly engineered for compatibility with ProStar 20 and 25 Series TIG torches. Back caps are critical consumable components that complete the torch head assembly, securing internal components and ensuring proper gas flow and electrode alignment during TIG welding. This lot comprises 5 bags, each containing 2 individual caps, supplying a total of 10 replacement units for workshop inventory or fleet maintenance.
Key Features
- Designed for ProStar 20 & 25 Series TIG torch models
- Short-length configuration for compact torch setups
- Sold in convenient 2-pack bags; lot of 5 bags = 10 units total
- New in Box condition, ready for immediate use
- OEM consumable component
Technical Specifications
| Part Number | PRS41V33 |
| Manufacturer | ProStar (Praxair) |
| Product Type | TIG Torch Back Cap |
| Length | Short |
| Compatible Torch Series | 20, 25 Series |
| Packaging | 2 caps per bag |
| Lot Size | 5 bags (10 caps total) |
| Condition | New in Box |
Typical Applications
- Scheduled maintenance and torch consumable replacement
- Professional fabrication and welding shops
- Equipment repair and refurbishment
- Fleet torch maintenance programs
- TIG welding operations across industrial and commercial sectors
Compatibility & Replacements
Compatible With
- ProStar 20 Series TIG torches
- ProStar 25 Series TIG torches
- Standard TIG torch assemblies using ProStar back cap interface
Replaces / Drop-In Replacement For
- OEM ProStar PRS41V33 back caps in worn or damaged condition
- Verify compatibility with your torch model before ordering
Works With
- ProStar TIG torch heads (20 & 25 Series)
- Standard TIG welding gas supply systems (argon, helium, argon/helium blends)
- Water-cooled and air-cooled torch configurations














