Hager 3810S 3800 Series Grade 1 Passage Mortise Lock with Rose and 2-3/4" Backset

Hager 3810S 3800 Series Grade 1 Passage Mortise Lock with Rose and 2-3/4" Backset

Professional Grade 1 Mortise Lock Solution

The Hager 3810S from the 3800 Series delivers professional-grade passage function with BHMA Grade 1 certification for demanding commercial applications. This non-keyed mortise lock features a 2-3/4" backset and accommodates door thickness from 1-3/4" to 2-1/2". The lock chassis measures 4-5/16" x 6" x 1" with a 3/4" throw latchbolt and 2-7/16" rose diameter. UL/cUL listed for up to 3-hour fire rating and UL10C positive pressure rated for life safety applications.

Professional Features & Benefits

• Door Compatibility: Accommodates door thickness from 1-3/4" to 2-1/2" with 2-3/4" backset for versatile installation options.
• Grade 1 Durability: BHMA Certified ANSI A156.13, Series 1000, Grade 1 for heavy-duty commercial, industrial, and institutional applications.
• Fire Safety Compliance: UL/cUL Listed for all functions up to 3-hour "A" label single doors with UL10C Positive Pressure Rating.
• Heavy-Duty Construction: Cast zinc exposed trim with all stainless steel 3/4" throw latchbolt featuring anti-friction tongue for smooth operation.
• Field-Reversible Design: Body is easily field reversible with self-adjusting case for beveled doors and concealed thru-bolts for clean appearance.
• ADA Compliance: Meets ANSI A117.1 Accessibility Code requirements for barrier-free access applications.
• Multiple Lever Options: Available in nine lever styles including Archer, August, Charles, Johnston, Joshua, Louis, Warren, William, and Withnell.
• Lifetime Warranty: Comprehensive lifetime warranty coverage for added confidence and long-term protection.

Technical Specifications

• ANSI/BHMA: BHMA Certified ANSI A156.13, Series 1000, Grade 1
• Applications: Heavy Duty Commercial; Industrial; Institutional
• Backsets: 2-3/4" (70mm)
• Certifications: ADA Compliant ANSI A117.1 Accessibility Code; UL/cUL Listed for all functions up to 3 hours "A" label single doors; UL10CPositive Pressure Rated; BHMA Certified ANSI A156.13, Series 1000, Grade 1
• Commercial/Residential: Commercial
• Cylinder and Keyways: 6 Pin Cylinders, Schlage C Keyway
• Door Strike: 1-1/4" x 4-7/8" ASA strike
• Door Thickness: 1-3/4" - 2-1/2"
• Electronic: No
• Finishes: US3, US4, US10B, US26, US26D, US32D*; *US32Dlook on a cast zinc lever; Withnell and William are the only lever options available in both zinc and stainless steel. For stainless steel, reference Withnell (WTS) or William (WLS) at the time of order.; US3, US4 and US26 subject to extended lead time
• Functions: Passage (F01)
• Keyed: No
• Lock Type: Cylindrical
• Notes: No exposed mounting screws; Concealed thru-bolts; Body is easily field reversible (shipped LHR by default); Self adjusting case for beveled doors
• Options: Tactile Warning; Lead Lining; Split Finish; Factory Handing Available (if specified); Request to Exit (RX)
• Strikes: 1-1/4" x 4-7/8" (32 mm x 124 mm) ASA strike; Optional strikes available
• Subcategory: Cylindrical Locks
• Warranty: Lifetime

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and/or frame surfaces.
3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
4. Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
5. Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
6. 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

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Why Choose Hager Quality?

Hager 3800 Series mortise locks deliver professional-grade reliability with cast zinc construction and all stainless steel latchbolt components rated for Grade 1 commercial performance. Lifetime warranty coverage provides added confidence for demanding institutional and commercial applications. Engineered for heavy-duty use where dependable passage function and fire safety compliance are essential.

Support Resources

• 3500 Series Grade 2 Lever Set Installation Instructions (PDF)
• 3500 Series Grade 2 Knob Set Installation Instructions (PDF)
• 2525 Series Grade 2 Lever Set Installation Instructions (PDF)
• 3800 Series Mortise Lock Sectional Installation Instructions (PDF)
• Lockset Knob and Lever Options (PDF)
• 3800 Series Door Template_print 11x17 full scale - T-LS00935.pdf (PDF)
• 3800 Series - Armor Front and Strike Dimensions - T-LS00112-Rev04.pdf (PDF)
• 3810S_3877S Template - T-LS00771-Rev04_Func10_77.pdf (PDF)
• 3800 Series - Exterior Lever Removal Instruction I-LS02214.pdf (PDF)
• Stainless Steel Lever Installation Instruction I-LS00846.pdf (PDF)
• 3800 Series Handing Guide I-LS00109-Rev01.pdf (PDF)