Products
KOA Couplings & Accessories
FHNST Series
Aluminum Shank with Brass Swivel Nut (Complete Set)
FHNST-F Series
Aluminum Shank with Female Brass Swivel Nut
FHNST-M Series
Aluminum Shank with Male Threads
FEATURES AND ADVANTAGES
- Versatile threaded hose connectors designed for suction and discharge applications.
- Male ends supplied with NST threads (National Fire Hose Straight Threads).
- Cylindrical studs or “pins” positioned on the outside rim of the coupling allowing the use of a spanner wrench to tighten the coupling
- Replacement gaskets for all versions of the pin lug couplings with NST threads.
Material Specifications
- ASTM B108-92 356 aluminum alloy.
- ASTM B283 Grade C37700 brass alloy.
- Buna-N Material (Gasket)
- Gasket Temperature rating -40°F (-40°C) to +250°F (+121°C)
| Part Number | Size (in) |
PSI Rating at 70°F |
Weight Each (lbs) |
Standard Carton |
|---|---|---|---|---|
| FHNST150 | 1 1/2 | 75 | 0.43 | 40 |
| FHNST250 | 2 1/2 | 50 | 1.04 | 12 |
| FHNST-F150 | 1 1/2 | 75 | 0.29 | 150 |
| FHNST-F250 | 2 1/2 | 50 | 0.70 | 36 |
| FHNST-M150 | 1 1/2 | 75 | 0.14 | 150 |
| FHNST-M250 | 2 1/2 | 50 | 0.34 | 36 |