5500 Series Cylindrical Locksets - Page 1

A member of the Yale Security Group

Yale is the brand of choice for engineers who demand the highest standard of product performance in even the toughest industrial applications.

The Yale 5400 and 5500 Series heavy duty, key-in-knob locksets offer the finest cylindrical lock mechanisms available today. Designed for the industrial, commercial and institutional markets, they offer security and dependability in attractive designs. These locksets are assembled with superbly engineered components, and constructed with high grade materials for long-lasting reliability.

All locks in all functions are uniform in size to simplify specifications and installation. Since the locksets are self aligning and simple to apply, installation costs may be substantially reduced.

The Yale pin tumbler cylinders used in these locks offer a wide range of keying and control. Lockset are factory assembled complete with any of the trim designs shown.

Yale's attractive designs offer versatile combinations that fulfill all decorative requirements to blend with any architectural decor.

Fire Listings

The 5400 and 5500 series Locksets have been listed by Underwriters' Laboratories, Inc. for use on fire doors having a rating up to and including 3 hours. These locksets are available with 1/2" (25mm), 5/8" (16mm), or 3/4" (19mm) throw latchbolts for use in all classes of locations when applied to hollow-metal, metal-clad (Kalamein) composite (with steel and other coverings) and wood type fire doors.

In general these locksets with 1/2" (25mm) throw latchbolts are intended for use on single-swing doors not exceeding 4 feet in width and 8 feet in height.  Locksets with 1/2" (25mm), 5/8" (16mm), or 3/4" (19mm) throw latchbolts are intended of  use on the active leaf of a pair of doors not exceeding 8 feet (2.44m) in either dimension. It is advisable to check local code authorities, the "Building Material Directory" published by UL, and the door manufacturer for specific  hardware requirements. Underwriters' Laboratories does not list locks with rabbeted fronts or hold back feature on the latchbolt.

The Yale 5400/5500 Series Heavy-Duty Cylindrical locksets have been designed and built to conform to recognized standards and specifications. Yale 5400 Series Locksets conform to ANSI specification A156.2, Series 4,000, Grade 1, and can be installed on doors prepared to ANSI specification A115.2 which covers  hollow metal doors and frames for cylindrical locksets.

Split Finishes: When locksets with different trim finishes on each side are required specify outside finish first and suffix by inside trim Example, LF5401 US3 x US26. The front and Strike finished to match inside trim unless otherwise specified.