Product Description
Sugatsune HDSN-30 HEAVY DUTY SOFT-DOWN STAY
• For UPWARD-OPENING FLAP DOOR used with
concealed hinges.
• Used in pairs.
• HDSN-30 is designed to hold door in closed and
opened position.
• Arm bracket for wood and aluminum frame available.
Specify when ordering.
• Torque Calculation:
Torque = Door Height × 1/2 × Door Weight
In case of opening angle 90°
K-Type (Light Duty):
140~179 kg·cm (122~155 lbs·inch)/pair
M-Type (Medium Duty):
180~219 kg·cm (156~190 lbs·inch)/pair
H-Type (Heavy Duty):
220~259 kg·cm (191~225 lbs·inch)/pair
S-Type (Super Heavy Duty):
260~300 kg·cm (226~260 lbs·inch)/pair
