Norton 78B/D-RA 693 RH 78 Series Pot Belly Door Closer

Norton 78B/D-RA 693 RH 78 Series Pot Belly Closer offers a reliable solution for both commercial and residential applications, blending traditional aesthetics with modern functionality. This regular arm door closer features an adjustable size range of 2-4, making it versatile for various door sizes. The black painted finish adds a sleek touch while ensuring durability. Designed for ease of use, the Norton 78B/F closer is field reversible, allowing for flexible installation on right or left-hand doors. Its rack-and-pinion design is enclosed in a robust cast aluminum alloy shell, providing both strength and longevity. The adjustable clock coil spring enables precise power adjustments, accommodating varying environmental conditions and user requirements. You can easily control the closing and latch speeds through a single hex-key operated regulating valve, while the adjustable backcheck feature enhances safety by cushioning the door during opening. With a fire rating of 3 hours and a Grade 3 classification, this closer meets stringent safety standards. Backed by a 10-year limited warranty, the Norton 78B/D-RA is an excellent choice for those seeking reliability and performance in door hardware. Whether for interior or exterior doors, this closer is an ideal solution for ensuring smooth and secure operation.

78 Series Pot Belly Closer

Regular Arm Door Closer, Adjustable Size 2-4, Field Reversible, Black Painted

The Norton Series 78-B/F Traditional Surface Closers represent a combination of traditional styling and modern closer features. All closer sizes are contained within a single size aluminum alloy shell. These closers have an unusual ability to accommodate power adjustment to their environment. The adjustable clock coil spring provides a small incremental increase or decrease through a wide range of closer power. They can be adjusted to meet the exact power requirements of the installation. Sweep speed, latch speed and backcheck cushioning can also be adjusted to door, frame and variable conditions.

The Norton® Series 78-B/F Traditional Surface Closers represent a combination of traditional styling and modern closer features.

The Norton 78B/F Series  has an unusual ability to accommodate power adjustment to their environment. The adjustable clock coil spring provides a small incremental increase or decrease through a wide range of closer power. 

Closer for interior (and) exterior doors shall be rack-and-pinion type enclosed in a cast aluminum alloy shell. Closer spring shall be clocktype coil spring and shall be adjustable through a wide range of closing power. Closer shall be equipped with a single hex-key operated regulating valve for control of both closing and latch speeds. Closer shall have a hex-key operated regulating valve to control the adjustable backcheck feature. Closer shall be Norton® Series 78-B/F Traditional Surface Closer or equivalent.

Resources

• 78-B/F Regular or Parallel Arm, Non-Hold Open
• 78-B/FHA Regular or Parallel Arm, Hold Open
• 78-B/FPRA, 78-B/FPRHA Parallel Rigid Arm, Non-Hold Open or Hold Open
• 78B/F Series Closers Cut Sheet
• 78BF Surface Closer
• Norton Surface Closers Catalog
• UNI78-B/F, UNI78-B/FH, Unitrol