FF-L-2890A, FEDERAL SPECIFICATION: LOCK EXTENSION (PEDESTRIAN DOOR, DEADBOLT (01 APR 2004)
FF-L-2890A, FEDERAL SPECIFICATION: LOCK EXTENSION (PEDESTRIAN DOOR, DEADBOLT (01 APR 2004)., This specification covers pedestrian door deadbolts (PDD�s) for use with changeable
combination locks and strikes. Pedestrian door deadbolts include designs that meet the
Americans with Disabilities Act (ADA) and Uniform Federal Accessibility Standards (UFAS).