Best Access Mortise Lockset (with Escutcheon Trim Plate)

When you want the toughest mechanical security, you want the 40H Series from BEST. With its advanced features, improved functionality and unique versatility, this durable mortise lock is reliable and flexible in any commercial or industrial setting.
(No reviews yet) Write a Review
Bulk Pricing:
Buy in bulk and save
When you want the toughest mechanical security for your building, you want the 40H Series from BEST.
IMPORTANT : Please enter any custom order specifications in the Order Notes box below.



Escutcheons Trim Options:

J Series – Wrought brass, bronze, or stainless steel base material, 7 1 /2" H x 2 9 /32" W x 17/32" 

M Series – Forged brass, bronze, or stainless steel, 8" H x 2 1 /8" W x 11/64" T, through-bolt mounted (no exposed screws outside)... w/ Standard cylinder




  • Solid One-piece stainless steel anti-friction latch provides more contact with the strike for superior strength and security.
  • Non-Handed cylinder retainer and auxiliary bolt for ease of changing hand in the field.
  • Self-Aligning trim mechanism for fast, easy, and accurate installation.
  • ADA Compliant
  • Meets ANSI A156.13 Standards
  • Listed with UL for use on 3 Hour A label doors.
  • Cylinder is included (Less Core)


Download Catalog HERE