ABH 6600 Series Mortise Lock Hospital Latch

Standard mortise lock hospital latch with a provided mortise lock body offering enhanced security and functionality for healthcare applications requiring lockable doors.

Key Features

• Handed Mortise Lock Body Provided (Field Reversible)
• Non-Handed push/pull Trim
• Continuous Spring Operation
• Backset and strike are selected from the product options
• Cylinder not provided (uses clover leaf cam Best C258 or equal)
• MLR (Motorized Latch Retraction) available for models 6610, 6641, and 6658.
• ADA Compliant
• UL Listed for use on 90-minute fire door assemblies up to 4'0" × 8'0"

Technical Specifications

Available Options

• SEC – Security Fasteners for all exposed screws (Standard on 6200)
• THICK – For 1-3/8" or 2-1/4" thick door (Mortise only offered for 2-1/4")
• L – Lead provided to cover cut-outs made in lead-lined doors
• AM – Anti-microbial clear coating applied to handles and covers
• EL – Electrically Locking Mortise Lock Body (6641, 6658, LR6641 & LR6658 only)
• EU – Electrically Unlocking Mortise Lock Body (6641, 6658, LR6641 & LR6658 only)
• RX – Request to Exit for Electrified Mortise Locks
• H – Hip Paddle for Push Side only
• EX – 6" Solid Extended Handle (Specify Push or Pull)
• X – Aluminum Slip-On Handle Extension (Specify model)
• PL – Exit Only plate on push side & standard Push/Pull trim on pull side
• PS – Exit Only plate on pull side & standard Push/Pull trim on push side
• AB – Asylum Knob on both door sides - 6200, 6600 & 6700 models (Specify B or C Knob)
• PLA – Push/Pull Trim on pull side and Asylum Knob on push side (Specify B or C Knob) - 6600 or 6700
• PSA – Push/Pull Trim on push side and Asylum Knob on pull side (Specify B or C Knob) - 6600 or 6700
• FM – Flush Mount Asylum Trim (Cylindrical Latch only)
• J – Junior Cover 3-1/2" x 2-3/4"
• RC – Round Covers (Standard for 6800Q model)
• P – Engraved Handles "PUSH" or "PULL"
• FM – Flush Mount Asylum Trim - Single Side Mortise Lock (ML)
• ABFM – Flush Mount Asylum Trim - Both Sides Mortise Lock (ML)
• MLR – Mortised Latch Retraction - 6610, 6685, 6641 Models Only
• ETCHING OPTIONS –
• P1 – Standard 'PUSH' & 'PULL' laser etched - Push Up, Pull Down / Non-Handed
• P2 – Standard 'PUSH' & 'PULL' laser etched - Push Up, Pull Up / Non-Handed
• P3 – Standard 'PUSH' & 'PULL' laser etched - Push Down, Pull Up / Non-Handed
• P4 – Standard 'PUSH' & 'PULL' laser etched - Push Down, Pull Down / Non-Handed
• P5 – Standard 'PUSH' & 'PULL' laser etched - Handle Pointed Hinge-Side / Right-Handed
• P6 – Standard 'PUSH' & 'PULL' laser etched - Handle Pointed Hinge-Side / Left-Handed
• P7 – Standard 'PUSH' & 'PULL' laser etched - Handle Pointed Lock-Side / Right-Handed, 7" Backset Only
• P8 – Standard 'PUSH' & 'PULL' laser etched - Handle Pointed Lock-Side / Left-Handed, 7" Backset Only
• P9 – Standard 'PUSH' laser etched - Push Up / Single Handle Only
• P10 – Standard 'PUSH' laser etched - Push Down / Single Handle Only
• P11 – Standard 'PULL' laser etched - Pull Up / Single Handle Only
• P12 – Standard 'PULL' laser etched - Pull Down / Single Handle Only

Documents & Spec Sheets

Cut Sheets

• 6600 Cut Sheet (PDF)

Templates

• 6600 LR6600 Handing Instructions (PDF)
• 6600 - "EO" Exit Only Push/Pull for Mortise Lock (PDF)
• 6600 - "B" Series Asylum Trim Round Knob for Mortise Lock Template (PDF)
• 6600 - "B-AB" Series Asylum Trim Round Knob on Both Sides for Mortise Lock Template (PDF)
• 6600 - "C" Series Asylum Trim Angle Knob for Mortise Lock Template (PDF)
• 6600 - "C-AB" Series Asylum Trim Angle Knob on Both Sides for Mortise Lock Template (PDF)
• Push/Pull Dimensional Outline Template (PDF)
• Engraving Guide for Push Pull Latches (PDF)

Product Selection Tools

• Cross Reference 2025 (PDF)

Installation Resources & Tech Info

• 6600 Installation Template (PDF)

Forms

• Custom Strike Order Form (PDF)
• Substitution Request Form (PDF)

Models

• 6610RH – Push / Pull Trim / Mortise Lock Body / Right Hand / Passage Function / ASA Strike
• 6632RH – Push / Pull Trim / Mortise Lock Body / Right Hand / Privacy Function / ASA Strike
• 6637RH – Push / Pull Trim / Mortise Lock Body / Right Hand / Communicating Function / ASA Strike
• 6638RH – Push / Pull Trim / Mortise Lock Body / Right Hand / Public Entrance Function / ASA Strike
• 6641RH – Push / Pull Trim / Mortise Lock Body / Right Hand / Institution Function / ASA Strike
• 6645RH – Push / Pull Trim / Mortise Lock Body / Right Hand / Hotel Function / ASA Strike
• 6653RH – Push / Pull Trim / Mortise Lock Body / Right Hand / Dormitory Function / ASA Strike
• 6654RH – Push / Pull Trim / Mortise Lock Body / Right Hand / Entry / Office Function / ASA Strike
• 6656RH – Push / Pull Trim / Mortise Lock Body / Right Hand / Classroom Function / ASA Strike
• 6657RH – Push / Pull Trim / Mortise Lock Body / Right Hand / Dormitory Function / ASA Strike
• 6658RH – Push / Pull Trim / Mortise Lock Body / Right Hand / Storeroom Function / ASA Strike
• 6610LH – Push / Pull Trim / Mortise Lock Body / Left Hand / Passage Function / ASA Strike
• 6632LH – Push / Pull Trim / Mortise Lock Body / Left Hand / Privacy Function / ASA Strike
• 6637LH – Push / Pull Trim / Mortise Lock Body / Left Hand / Communicating Function / ASA Strike
• 6638LH – Push / Pull Trim / Mortise Lock Body / Left Hand / Public Entrance Function / ASA Strike
• 6641LH – Push / Pull Trim / Mortise Lock Body / Left Hand / Institution Function / ASA Strike
• 6645LH – Push / Pull Trim / Mortise Lock Body / Left Hand / Hotel Function / ASA Strike
• 6653LH – Push / Pull Trim / Mortise Lock Body / Left Hand / Dormitory Function / ASA Strike
• 6654LH – Push / Pull Trim / Mortise Lock Body / Left Hand / Entry / Office Function / ASA Strike
• 6656LH – Push / Pull Trim / Mortise Lock Body / Left Hand / Classroom Function / ASA Strike
• 6657LH – Push / Pull Trim / Mortise Lock Body / Left Hand / Dormitory Function / ASA Strike
• 6658LH – Push / Pull Trim / Mortise Lock Body / Left Hand / Storeroom Function / ASA Strike

Pricing per ABH Price List No. 15. Contact us for custom sizes and options.