Deadbolt, 2 inch backset, Heavy Duty, Double Key

Deadbolt, 2 inch backset, Heavy Duty, Double Key

SKU: 40522

  • Backset: 2 inches (50.8mm)
  • Profile: Low profile — 9/16" (14.3mm) outside and inside
  • Keying: Double key (keyed both sides)
  • Application: Atrium hinged swing patio doors
  • Type: Heavy duty deadbolt
  • Replacement: Amerock and National deadbolts

Need pricing or availability?

Contact our office for volume pricing, lead times, and technical specifications.

Product Details

Deadbolt, 2 Inch Backset, Heavy Duty, Double Key

Heavy duty deadbolt with keying on both sides, designed for Atrium style hinged swing patio doors requiring controlled access from exterior and interior. The 2 inch backset and low-profile throw (9/16 inches (14.3mm) on both outside and inside) accommodates tight frame conditions typical of patio door installations.

Direct replacement for legacy Amerock and National deadbolts on comparable Atrium door systems.

Technical Information

  • Product Type: Double key deadbolt
  • Backset: 2 inches (50.8mm)
  • Outside Projection: 9/16 inch (14.3mm)
  • Inside Projection: 9/16 inch (14.3mm)
  • Keying: Double key (both sides)
  • Application: Atrium hinged swing patio doors
  • Profile: Low profile

Replaces / Replaced by

  • Amerock deadbolts
  • National deadbolts

Sold individually. Verify backset, projection, and keying configuration against existing hardware before ordering.

More in 2 Inch Backset Locks & Deadbolts