SCHLAGE (ALLEGION BRAND) | B250PD 613 C deadlatch in Oil Rubbed Bronze Door Lock Deadlatch, C Keyway, Thumbturn Interior, 2-3/8" Backset, Oil Rubbed Bronze, With Single 5-Pin Cylinder. The Schlage B250PD-613 Deadlatch, Grade 2, Single Cylinder is a Single Cylinder Deadlatch Set, Standard Core. Considered the industry standard for tubular deadlatches for decades, the Schlage B250 Series is ideal for pool, apartment and condominium gates, utility panels and pipe chases. Model: SCH0695