THIS ABILITYONE ITEM IS EQUIVALENT TO THE FOLLOWING MODELS: SCHLAGE BCI494386 DORMAKABA STANLEY COMMERCIAL QCL151M626S4478SLC SARGENT 2810G05LB26D00 ASSA ABLOY SARGENT 287010G05LP26D SARGENT 32J177 PDQ 35HU07 SCHLAGE 36Z304 ALLEGION FALCON 36Z367 STANLEY 40KD09 BEST 49M866 BEST 49M867 YALE 5VTF8 YALE 6HGX9 DORMAKABA STANLEY COMMERCIAL 6PXY2 BEST 9K37AB14CS3626 BEST 9K37AB14DS3626 STANLEY 9K37AB14DS362640KD09 SCHLAGE BCI494386 YALE BPB4707LNx626 YALE BPB4707LNx62600 YALE BPB5407LNx626 CORBIN RUSSWIN CL3351PZD626M0840JF90 CORBIN RUSSWIN CL3551PZD626M0840JF90 PDQ GT116BSN626234ASASFL ALLEGION SCHLAGE ND53BDSPA626 ALLEGION SCHLAGE ND53BDSPA62636Z304 DORMAKABA STANLEY COMMERCIAL QCL151M626S4478SLC ALLEGION FALCON T511BDQ626 ALLEGION FALCON T511BDQ62636Z367. SKILCRAFT Door Locks Cylindrical GT Series Entrance F109 GT 116 Boston BRAND NAME: SKILCRAFT. GT series cylindrical locksets exceed industry standards, offering durability, security, and ANSI/BHMA Grade 1 extraheavyduty certification. Grade 1Cylindrical Lockset, F109 Entrance function, GT 116 Series, Boston lever style, 23/4 backset, Strike Type Dimensions 11/4 x 47/8 ASA, recommended door thickness 13/4 21/4. Best compatible keyway small format interchangeable (SFIC) housing less core. Windstorm rated. Made in the U.S.A. 25year limited warranty. SDS SHEETS: Yes. ENVIRONMENTAL SUSTAINABILITY (GREEN) INFO: PreConsumer Recycled Content: 0