Phone:
(701)814-6992
Physical address:
6296 Donnelly Plaza
Ratkeville, Bahamas.
Z-Lok is a reliable VCR Fittings Manufacturer offering precision-engineered fittings for high-purity, leak-tight tube and piping connections. Our VCR fittings are designed for excellent sealing performance, corrosion resistance, and reliable operation in demanding applications. They are widely used in semiconductor, pharmaceutical, chemical, vacuum, instrumentation, and gas-handling systems.

| SIZE | 1/8″ TO 1″ / 6 MM TO 25 MM |
|---|---|
| MATERIAL | SS 316, SS 316, BRASS, COPPER, DUPLEX, SUPER DUPLEX, INCONEL, MONEL, HASTELLOY, TITANIUM, ALLOY 20, 6MO, |
| GASKET MATERIAL | SS, COPPER, NICKEL |
| CONNECTION | THREADED, TUBE END, VCR |
| BODY TYPE | BAR STOCK, FORGED |
| BRAND NAME | TU-LOK |
| PACKING DETAILS | BOX PACKING, WOODEN PALLET |










































| Tube Size | Fitting Series | Thread Size |
|---|---|---|
| 1/8” | 2 | 5/16 – 24 UNF |
| 1/16” | 1 | 5/16 – 24 UNF |
| 1” | 16 | 1-1/2 – 20 UN |
| 1/2” | 8 | 7/8 – 14 UNF |
| 1/4” | 4 | 9/16 – 18 UNF |
| 3/4” | 12 | 1-1/4 – 18 UNF |
| TUBE OD | DIMENSIONS IN INCHE | |
|---|---|---|
| T | G | L |
| 3/16 | 1/2 | 0.47 |
| 1/8 | 7/16 | 0.47 |
| 1/4 | 9/16 | 0.50 |
| 3/8 | 11/16 | 0.56 |
| 1 | 1-1/2 | 0.81 |
| 5/16 | 5/8 | 0.53 |
| 1/2 | 7/8 | 0.69 |
| 3/4 | 1-1/8 | 0.69 |
| 5/8 | 1 | 0.69 |
| 7/8 | 1-1/4 | 0.69 |