Sargent 7 Line Series Grade 2 Communicating Non-Keyed Cylindrical Lock with 2-3/4" BacksetProfessional Grade 2 Cylindrical Lock for Commercial ApplicationsThe Sargent 7 Line Series Communicating Non-Keyed Cylindrical Lock delivers professional-grade security and durability for commercial interior and exterior applications. This Grade 2 lock exceeds ANSI/BHMA A156.2 standards with a standard 2-3/4" backset and accommodates door thickness from 1-3/8" to 1-3/4". Features UL fire-rating up to 3 hours and ADA compliance for demanding commercial environments including public buildings, medical offices, hotels, and government facilities.Professional Features & Benefits Door Compatibility: Accommodates door thickness from 1-3/8" to 1-3/4" with standard 2-3/4" backset for versatile installation options. Grade 2 Durability: Exceeds ANSI/BHMA A156.2 standards for cycling and durability in demanding commercial applications. Rapid Installation: Internal through-bolts minimize additional door preparation and enable installation in one minute or less. Heavy-Duty Construction: Internal through-bolt design supplies strength and stability without requiring additional door preparation for reliable long-term performance. Fire Safety Compliance: UL-cUL fire-rated up to 3 hours and NFPA 80 compliant for critical fire safety applications. Universal Key System Compatibility: Available with all SARGENT key systems including Degree, Signature, KESO, and XC for flexible security integration. Anti-Microbial Option: Available with Microshield antimicrobial coating for enhanced hygiene in healthcare and high-touch applications. Manufacturer Warranty: 5-year limited warranty for added confidence and protection.Technical Specifications Refer to manufacturer documentation for complete technical specifications.Installation & Operation Review manufacturer specifications and verify door preparation requirements including door thickness from 1-3/8" to 1-3/4", standard 2-3/4" backset, and non-handed installation compatibility. Use manufacturer-provided templates to mark mounting hole locations accurately on door surfaces for the modified 161 door prep. Prepare door by drilling required holes per manufacturer specifications, utilizing the internal through-bolt design to minimize additional preparation. Install all mounting hardware and secure the cylindrical lock to door using internal through-bolts per manufacturer torque specifications. Adjust latchbolt operation for proper 1/2" throw 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 Applications Public Buildings and Government Facilities Medical Offices and Healthcare Institutions Hotels and Hospitality Properties Commercial Office Buildings Educational Facilities Retail Establishments Multi-Tenant Residential PropertiesAnti-Microbial OptionAvailable with Microshield antimicrobial coating for enhanced hygiene protection in healthcare facilities, schools, and other high-touch commercial applications where infection control is a priority.Why Choose Sargent Quality?Sargent 7 Line Series cylindrical locks deliver professional-grade reliability with internal through-bolt construction that exceeds ANSI/BHMA A156.2 standards for cycling and durability. UL fire-rated up to 3 hours with comprehensive certifications including ADA compliance and NFPA 80 approval. 5-year limited warranty provides added confidence for demanding commercial applications where dependable performance is essential.