Products
KOA Couplings & Accessories
GJS Series
Hose Stem used in combination with GJN series wing nut
GJN Series
Wing Nut with NPS threads
Features and Advantages
- Designed for use in medium to high-pressure applications using steam, air, and fluids.
- The metal-to-metal design provides for optimum sealing at high temperatures.
- Used in conjunction with interlocking bolt clamps.
- Couplings with hose barbs come with an interlocking collar to connect with the interlocking bolt clamps.
- Couplings with wing nut female NPS threads connect with male NPS threaded adapters known as spuds. Spuds come with multiple threaded options on the other end, and a copper seal for optimum sealing.
Material Specifications
- Ductile iron plated
- ASTM A536, Grade 65/45/12
Maximum Service Temperature
+450˚F (+232˚C)
| Part Number | Size (in) |
Water (psi) |
Steam (psi) |
Air (psi) |
Weight Each (lbs) |
Standard Carton |
|---|---|---|---|---|---|---|
| GJS-050 | 1/2 | 600 | 250 | 600 | 0.18 | 200 |
| GJS-075 | 3/4 | 600 | 250 | 600 | 0.55 | 100 |
| GJS-100 | 1 | 600 | 250 | 400 | 0.81 | 100 |
| GJS-125 | 1 1/4 | 600 | 250 | 400 | 1.17 | 32 |
| GJS-150 | 1 1/2 | 600 | 250 | 350 | 1.30 | 35 |
| GJS-200 | 2 | 600 | 250 | 300 | 1.72 | 25 |
| GJS-250 | 2 1/2 | 450 | 250 | 300 | 3.70 | 10 |
| GJS-300 | 3 | 450 | 250 | 300 | 4.83 | 8 |
| GJS-400 | 4 | 450 | 250 | 300 | 8.95 | 4 |
| GJN-050 | 1/2 | 600 | 250 | 600 | 0.31 | 200 |
| GJN-075 | 3/4 | 600 | 250 | 600 | 0.71 | 60 |
| GJN-100 | 1 | 600 | 250 | 600 | 0.71 | 60 |
| GJN-125 | 1 1/4 | 600 | 250 | 600 | 1.52 | 40 |
| GJN-150 | 1 1/2 | 600 | 250 | 600 | 1.52 | 40 |
| GJN-200 | 2 | 600 | 250 | 600 | 2.54 | 24 |
| GJN-250 | 2 1/2 | 450 | 250 | 400 | 4.65 | 10 |
| GJN-300 | 3 | 450 | 250 | 400 | 5.51 | 10 |
| GJN-400 | 4 | 450 | 250 | 400 | 10.63 | 4 |