Heavy Duty US Mortise Lock
The "MARCO-POLO" heavy duty US mortise lock provides the highest level of security and is the ideal standard of residential heavy duty quality. All locks are designed as
 
  • Major interior working parts are made of solid
    forged brass or stainless steel.
  • 1" (25mm) Dead bolt throw with two hardened steel rod avoid breaking and sawing.
  • Anti-panic operation - Turning inside knob or lever reacts the latch bolt and dead bolt simultaneously, automatically unlocking outside knob or lever.
  • Provides different spindle for the different thickness of door.
  • Under patent of : USA4988133, CANADA : 2003262 ROC : 51315 & 50685
  • UL approval for fire test 3 hours
  • Saw resistance
  • Break resistance
  • Pick resistance
  • Dummy trim option for double door
Specification
Finish Available US3,US4,US5,US15A,US26,US26D
Dead Bolt 1"(25mm)throw 2 pcs. hardened
steel rod
Latch Bolt Standard 3/4"(18mm)x 1"(25mm)
extension throw
Latch Backset 2-3/8"(60mm), 2-3/4"(70mm),
3-5/8" (90mm)
Latch Face Plate Square cornered 1-3/8"(32mm) x 8 -1/4"(204mm)
Strike Half lip strike 1-7/8"(47mm) x 4 -3/4"(119mm)
Cylinder and keys M=solid Brass Dimple cylinder with 3 nickel plated keys
N=solid Brass traditional cylinder with 3 nickel plated keys
Handing Left / Right hand
Door Thickness Standard: 1-5/8"(38mm) to 2"(51mm)
Option: 2"(51mm) to 2-3/8"(61mm) specify when order
 
Heavy Duty US Mortise Lock Trim Design
  • Material: Forged Brass,

  • Faceplate: Divided into four different designs of DA, DB, DF, DL and DM.

  • Interior Lever Design: K=Oval knob; L=Lever; H=Handle.

  • Backset: 64mm or 70mm and 90mm

  • Function: Entrance with emergency egress and Privacy

  • Finish available: US3, US4, US5, US26, US26D, US32, US32D, US3/US4, US4/US3, US26/US26D, US32/US32D
DH SERIES
 
DH02-6401-US26
DH06-6401-US26
DH04-6401-US26
 

DM SERIES
MP-DM01-6410-US3
MP-DM02-6401-US5
MP-DM03-6401-US15
MP-DM06-6401-US3
MP-DM04-6401-US3

DA SERIES
MP-DAB1-6401-US3
MP-DA01-6401-US3
MP-DA02-6401-US5
MP-DA03-6401-US15
MP-DA06-6401-US3
MP-DA04-6401-US3

DB SERIES
MP-DB01-6401-US3
MP-DB02-6401-US5
MP-DB03-6401-US3
MP-DB04-6401-US5
MP-DB06-6401-US3

DF SERIES
MP-DF04-6401-US15
MP-DF06-6401-US5
MP-DF01-6401-US3
MP-DF02-6401-US15
MP-DF03-6401-US3

DL SERIES
MP-DL02-6401-263
MP-DL02-6401-326