Home > Industrial Products > Lapcon-Dampers > Detail Lapcon-Dampers Handles, Pulls & Knobs Brackets & Hooks Latches & Catches Hinges (Torque Hinges) Stays Ball Bearing Drawer Slides Casters & Leveling Glides Additional Components • Keeps flap/lid from slamming down or flying open. • Recognized by LGA for 50,000 cycles • Opening/closing speed is adjustable. • Opening angle is adjustable by changing mounting position. • Handed NSD-10 PAT DOWNWARD-OPENING FLAP with Piano, Butt or Drop Hinges. Material  :  Zinc Alloy, Steel Finish  :  Bright Nickel Supplied with screws (3.5×15) NSD-10 is designed to securely latch a flap closed. Torque Calculation  :  Torque = Door Height ×1/2×Door Weight Per Piece  :  20-70kg・cm(19-60 lbs・inch) Per Pair  :  40-140kg・cm(38-120 lbs・inch) Item No. NSD-10R NSD-10L NSD-20 PAT TOP-OPENING FLAP with Piano, Butt or Concealed Hinges. Oblong Holes of the Mounting Plate Allow Flap Opening Angle Adjustable from 70° to 105°. Material  :  Zinc Alloy, Steel Finish  :  Bright Nickel Supplied with screws (3.5×15) NSD-20 is designed to hold a flap in the fully opened position. Torque Calculation  :  Torque = Door Height×1/2×Door Weight Per Piece  :  20-70kg・cm(19-60 lbs・inch) Per Pair  :  40-140kg・cm(38-120 lbs・inch) Item No. NSD-20R NSD-20L NSD-35 PAT UPWARD-OPENING FLAP with Piano, Butt or Concealed Hinges. Oblong Holes of the Mounting Plate Allow Flap Opening Angle Adjustable from 80° to 100°. Material  :  Zinc Alloy, Steel Finish  :  Bright Nickel Supplied with screws (3.5×15) NSD-35 is designed to securely latch a flap closed and hold the flap in the fully opened position. Two stop version (65°,90°) is also available. Torque Calculation  :  Torque = Door Height×1/2×Door Weight Per Piece  :  20-70kg・cm(19-60 lbs・inch) Per Pair  :  40-140kg・cm(38-120 lbs・inch) Item No. NSD-35R NSD-35L Back to index