Sargent 421 Cam Action Door Closer

The SARGENT 421 is a revolutionary door closer that provides the highest performance of any track type door closer made today. Its innovative cam action design applies the closing forces in exactly the proper locations for smooth and efficient operation. The result is a door that is light to open and still has more than enough power to close.

Features

• Conforms to standards UL 10C and UBC 7-2 for positive pressure fire test
• UL and cUL listed for use on fire doors
• 10 Year Warranty 
• While meeting the 5 lb. ADA requirements, the 421 still provides exceptional force to close and latch door
• Square spindle provides fool proof arm installation
• Push or pull installations with the same closer body
• Adjustable spring power allows 421 closers a size range of 1 through 6
• Closer bodies are non-handed
• Designed to meet ADA requirements in push or pull track applications
• Standard pressure relief valves for both opening and closing cycles protect the
  door & frame from damage caused by abuse
• High impact non-corrosive one piece plastic covers standard (Optional metal
  cover available)
• Cover secured by machine screws 
• All weather fluid allows closer to operate effectively in extreme heat and cold
  without readjustment