American Style ANSI Grade I Brass Rim Cylinder

KEYMAN American Style ANSI Grade I Brass Rim Cylinder

Rim Cylinder is a common core component of door locks, typically used in surface-mounted locks (such as padlocks, old-style security doors, storefront glass doors, etc.). Its key feature is that the cylinder is installed on both the interior and exterior sides of the door, allowing the key to rotate and drive the latch or locking mechanism.

2. Product Features

• Dual-sided operation: Keys can be inserted and turned from both ends, making it suitable for scenarios requiring access from either side.

• Simple structure: Typically consists of a cylinder, pins, springs, and a housing, ensuring easy installation and maintenance.

• High compatibility: Can be adapted to various surface-mounted locks (e.g., mortise locks, lever handle locks).

• Adjustable security levels: Available in standard (Grade A) and pick-resistant (Grade B/C) versions, depending on key shape and pin configuration.

• Solid materials: The outer shell is made of brass , while internal pins are brass or steel alloy for durability.

3. Common Applications

• Store/office glass doors: Used with lever handles or interconnected lock mechanisms.

• Old-style security doors: Replacing outdated cylinders to enhance security.

• Padlocks/gate locks: Ideal for warehouses, garages, and other exterior locking needs.

• Hotel/apartment door locks: Some surface-mounted electronic locks also utilize Rim Cylinder structures.

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