Product Overview

Precision Engineering for Superior Security

Stahlock lock cases represent the core of professional door security systems. Each model is meticulously manufactured to exacting standards, featuring hardened steel components, corrosion-resistant finishes, and versatile configurations for aluminum storefront, steel frame, and wood doors.

85mm Series - Heavy Duty Lock Cases

Lc04 8560 - Multi-Point Lock Case

Triple Latch Commercial Security

Specifications:

• Body Dimensions: 85mm x 60mm

• Material: Heavy-gauge steel construction

• Latches: Multiple latch points

• Backset: 60mm standard

• Faceplate: Stainless steel, radius corners

• Application: High-security commercial doors

Features:

• Triple latch mechanism for enhanced security

• Reversible latch bolt

• Anti-friction tongue

• Suitable for fire-rated doors

• Zinc-plated internal components

Lc8535 - Standard Security Lock

Versatile Commercial Solution

Specifications:

• Body Size: 85mm x 35mm profile

• Backset: 35mm narrow configuration

• Material: Steel with black powder coating

• Latch Type: Reversible deadlatch

• Hub: 8mm square spindle

• Strike: Flat or curved lip available

Key Features:

• Compact design for narrow doors

• Deadlocking latch mechanism

• Field reversible installation

• Corrosion-resistant coating

• Smooth operation mechanism

Lc8525 - Narrow Profile Lock Case

Space-Saving Security Design

Specifications:

• Dimensions: 85mm x 25mm ultra-narrow

• Backset: 25mm minimal projection

• Construction: Hardened steel body

• Finish: Black powder coated

• Application: Aluminum storefront doors

• Certification: DIN standard compliant

Lc8530BK - Black Series Lock Case

Contemporary Black Finish

Specifications:

• Size: 85mm x 30mm

• Backset: 30mm standard

• Finish: Matte black powder coating

• Material: Steel construction

• Style: Modern architectural black

• Latch: Anti-friction mechanism

Design Features:

• Contemporary matte black aesthetic

• Matches modern hardware trends

• Scratch-resistant coating

• Professional appearance

• Coordinated hardware compatibility

Lc8530PS - Premium Security Lock

Enhanced Security Features

Specifications:

• Dimensions: 85mm x 30mm

• Security Level: Enhanced Grade 1

• Material: Steel with brass components

• Latch: Deadlocking mechanism

• Testing: 1,000,000 cycles

• Certification: ANSI/BHMA Grade 1

Specialty Lock Cases

Lc15 - Hook Lock

20mm Backset Specialty Lock

Specifications:

• Type: Hook bolt mechanism

• Backset: 20mm ultra-narrow

• Application: Sliding doors

• Material: Zinc-plated steel

• Hook Throw: 20mm extension

• Operation: Key or thumb turn

Features:

• Specialized hook bolt design

• Ideal for sliding door applications

• Secure positive engagement

• Anti-slam mechanism

• Smooth retraction

Lc17 - Hook Lock

16mm Backset Configuration

Specifications:

• Profile: Ultra-slim 16mm backset

• Hook Design: Reinforced steel hook

• Application: Narrow frame doors

• Material: Hardened steel construction

• Finish: Zinc plated

• Load Rating: 200kg

AI8530 - Aluminum Security Lock

Specialized Aluminum Door Solution

Specifications:

• Material: Aluminum-compatible design

• Backset: 30mm standard

• Body: Reinforced aluminum housing

• Internal: Steel working parts

• Application: Aluminum storefront

• Compatibility: Adams Rite style

Aluminum Features:

• Lightweight yet durable

• Corrosion-resistant design

• Narrow stile compatible

• Quick installation

• Field adjustable

Lc8525B - Brass Component Lock

Premium Brass Internal Mechanisms

Specifications:

• Body: 85mm x 25mm steel case

• Internals: Solid brass components

• Deadbolt: Brass construction

• Backset: 25mm narrow

• Finish: Black case, brass internals

• Grade: Commercial Grade 1

Standard Series - Multi-Backset Options

Lc609 - 85×60mm Heavy Duty

Adjustable Backset Configuration

Specifications:

• Dimensions: 85mm x 60mm

• Backset Options: 60mm standard

• Material: Heavy-gauge steel

• Latches: 3 latch configuration

• Application: Commercial doors

• Fire Rating: 3-hour compatible

Lc07 - 85×45mm Standard

3 Latch Security System

Specifications:

• Size: 85mm x 45mm

• Backset: 45mm

• Latches: Triple latch design

• Material: Steel construction

• Finish: Zinc plated

• Testing: 500,000 cycles

Lc21 - 85×50mm Enhanced

Mid-Range Backset Solution

Specifications:

• Dimensions: 85mm x 50mm

• Backset: 50mm versatile

• Construction: Reinforced steel

• Function: Multiple available

• Latch Type: Reversible

• Application: General purpose

Lc02 - 85×40mm Compact

Space-Efficient Design

Specifications:

• Size: 85mm x 40mm

• Backset: 40mm reduced

• Profile: Compact design

• Material: Steel body

• Finish: Black powder coat

• Weight: Lightweight construction

Security Lock Series

Lc16 - 50mm Backset Security

Standard Security Configuration

Specifications:

• Backset: 50mm standard

• Security Features: Anti-pick pins

• Material: Hardened steel

• Certification: Security rated

• Application: Secure areas

• Testing: Pick resistant

Lc31 - Enhanced Security Lock

Maximum Protection Design

Specifications:

• Dimensions: 185mm height

• Backset: 65mm

• Security Level: Maximum

• Features: Multiple deadbolts

• Material: Reinforced steel

• Application: High-security zones

Lc32 - 65×72mm Security Lock

Heavy-Duty Security Solution

Specifications:

• Size: 65mm x 72mm enlarged

• Security: Enhanced protection

• Deadbolts: Multiple points

• Material: Heavy steel

• Testing: Force resistant

• Grade: Security Grade 1

Lc33-5572 - Panic Exit Lock

Emergency Egress Compatible

Specifications:

• Type: Panic exit compatible

• Dimensions: 55mm x 72mm

• Function: Emergency egress

• Material: Steel construction

• Standards: Life safety code

• Application: Exit doors

Multi-Function Lock Cases

Lc604 - 85×60mm Multi-Function

3 Latch Versatile System

Specifications:

• Size: 85mm x 60mm

• Latches: 3 independent latches

• Functions: Entrance, privacy, passage, storeroom

• Material: Steel construction

• Spindle: 8mm square

• Reversible: Field adjustable

Lc14 - 85×50mm Standard

Universal Application Lock

Specifications:

• Dimensions: 85mm x 50mm

• Application: General purpose

• Functions: Multiple available

• Material: Zinc-plated steel

• Installation: Standard prep

• Compatibility: Universal trim

Lc6860 - Security Lock

Enhanced Security Features

Specifications:

• Size: 68mm x 60mm

• Security: 4 round bolts

• Case: Stainless steel latch

• Backset: 60mm

• Application: High-security doors

• Certification: Security rated

Size Configuration Matrix

85 Series (85mm Height)

72 Series (72mm Height)

Backset Specifications

Technical Specifications

Material Standards

• Body: Cold-rolled steel, zinc plated

• Internal Components: Hardened steel or brass

• Springs: Stainless steel music wire

• Bearings: Self-lubricating bronze

• Coating: Zinc plating or powder coating

Performance Standards

• Cycle Testing: 200,000 to 1,000,000 cycles

• Force Testing: Exceeds ANSI/BHMA requirements

• Fire Rating: Up to 3 hours (specific models)

• Security Testing: Pick and drill resistant options

• Corrosion: 96-hour salt spray minimum

Functional Options

• Entrance/Office

• Storeroom

• Classroom

• Privacy/Bathroom

• Passage

• Hotel/Motel

• Asylum/Institutional

• Emergency Egress

Installation Guidelines

Door Preparation

• Mortise Pocket: Per lock case dimensions

• Faceplate Prep: 1" to 1-1/4" width

• Edge Bore: Centered on door edge

• Strike Prep: Reinforced installation

• Door Thickness: 35mm to 60mm

Compatibility

• Wood doors (solid and hollow core)

• Metal doors (hollow metal and steel)

• Aluminum doors (storefront and entrance)

• Composite doors (fire-rated available)

• Glass doors (with proper frames)

Quality & Compliance

Manufacturing Standards

• ISO 9001 Quality Management

• CNC precision machining

• 100% functional testing

• Statistical process control

• Continuous improvement

Certifications

• ANSI/BHMA A156.13 Grade 1 & 2

• EN 12209 European Standard

• UL Listed for fire doors

• CE Marked for EU compliance

• RoHS Environmental compliance

Why Choose Stahlock Lock Cases?

Engineering Precision

Every lock case manufactured to exacting tolerances using advanced CNC machinery and rigorous quality control.

Versatility

Comprehensive range from ultra-narrow aluminum door applications to heavy-duty security requirements.

Reliability

Proven performance in millions of installations worldwide with industry-leading warranty coverage.

Innovation

Continuous product development incorporating the latest security technologies and operational improvements.

Applications by Market

Commercial Buildings

• Office complexes - Lc8530 series

• Retail stores - Lc604 multi-function

• Banks - Lc31/32 security

• Hotels - Lc6860 with master key

Institutional

• Schools - Lc07 with classroom function

• Hospitals - Lc8525 for narrow doors

• Government - Security series

• Detention - Maximum security models

Residential

• Entry doors - Standard 85×50mm

• Interior - Lc02 compact series

• Apartments - Multi-function models

• High-end homes - Premium brass series

Industrial

• Warehouses - Heavy-duty Lc609

• Manufacturing - Lc04 8560

• Clean rooms - Stainless options

• Emergency exits - Lc33-5572

Ordering Information

How to Specify

1. Select Series: 85mm, 72mm, or specialty

2. Choose Backset: 20mm to 70mm options

3. Determine Function: Entrance, storeroom, etc.

4. Pick Finish: Zinc, black, or stainless

5. Specify Handing: Or choose reversible

6. Add Options: Security features, fire rating

Package Contents

• Complete lock case assembly

• Strike plate and box

• Mounting screws

• Installation template

• Technical instructions

• Warranty documentation

Contact Stahlock today for comprehensive lock case solutions that deliver security, reliability, and versatility for every project requirement.