Accentra 5409LN Augusta Heavy Duty Grade 1 Cylindrical Lever Lock with Exit FunctionProfessional Grade 1 Cylindrical Lockset for Commercial ApplicationsThe Accentra 5409LN Augusta lever lock delivers heavy-duty Grade 1 performance for industrial and commercial applications requiring reliable daily access. This cylindrical lockset features a 2-3/4″ standard backset with adjustable door thickness from 1-3/4″ to 2-1/4″, 1/2″ stainless steel latchbolt throw, and ANSI/BHMA A156.2 Series 4000 Grade 1 certification. Built with heavy-gauge steel mechanism and zinc-plated dichromated finish for exceptional durability.Professional Features & BenefitsANSI/BHMA: A156.2, Series 4000 Grade 1UL/cUL: UL/cUL fire-rated up to 3 hoursWindstorm: Certified (refer to local codes)Mechanism: Heavy-gauge steel, zinc-plated, dichromatedBackset: 2-3/4″ standard; 3-3/4″ or 5″ extension link available to orderLatchbolt: 1/2″ stainless steel throw standard; 3/4″ throw available to orderGuardbolt: Deadlocks latchbolt when door is closed; standard on all locking functionsDoor Thickness: Adjustable from 1-3/4″ to 2-1/4″Fronts: 2-1/4″ x 1-1/8″ beveled standard; flat fronts available to orderLead Shielding: Available to orderCylinders: Brass, 6-pin, keyed-random cylinder with two keys furnished standard, 7-pin available to order. For other cylinder and keying options, see page 31.Reversibility: Non-handedStrikes: 1-1/4″ curved lip for 1-3/4″ door standard; other lip lengths available to order; all reversibleFinishes: Available in 13 finishes, including PVD lifetime finish options for 613. PVD is standard for 605 and 606Warranty: 7-year mechanicalInstallation & OperationReview manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.Use manufacturer-provided templates to mark mounting hole locations accurately on door and/or frame surfaces.Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.Test device operation to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.Professional ApplicationsCommercial Office BuildingsEducational FacilitiesHealthcare InstitutionsRetail EstablishmentsIndustrial and Warehouse FacilitiesMulti-Tenant Residential PropertiesGovernment and Municipal BuildingsWhy Choose Accentra Quality?Accentra cylindrical lever locks deliver professional-grade reliability with heavy-gauge steel construction and zinc-plated dichromated finish rated for Grade 1 commercial performance. The 7-year mechanical warranty provides added confidence for demanding applications. Engineered for industrial and commercial environments where dependable daily access and security are essential.