Description
The Hansen 75-1135 is the sealed piston/seat kit for 5" and 6" (125 mm and 150 mm) Hansen HCK1W butt weld check valves.
Key specifications
- Hansen part number: 75-1135
- Fits: 5" and 6" Hansen HCK1W check valves
- Contents per Hansen parts list: piston/seat and inner and outer cover O-rings
- Body for 5" and 6" HCK1W: cast steel, ASTM A352 LCB
- Valve line rating (Bulletin C449c): 400 psig (27 bar), 600 psig (40 bar) for CO2; -25°F to +250°F (-32°C to +121°C)
Common questions
Is there a separate gasket kit?
Yes. Bulletin C449c lists gasket kit 70-1111 and seal cap kit 50-1038 for 5" and 6" HCK1W valves.
Specifications are based on Hansen Technologies Bulletin C449c (HCK1, HCK1W Piston-Type Check Valves, Nov 2019). Confirm fit, ratings and application requirements before ordering.
Disclaimer: The image shown is a general representation of the product category and may not depict the exact part number offered. Actual product appearance, specifications, and configuration may vary.
