Accentra 5403LN Monroe Heavy D...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$757.00
$586.13
Yale Commercial Yale 5403LN Monroe Heavy Duty Grade 1 Patio Door Cylindrical Lever Lock YAL-MO-5403LN

Accentra 5403LN Monroe Heavy Duty Grade 1 Cylindrical Lever Lock for Patio/Privacy Applications

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Model: MO-5403LN-626
From the 5400 Series Collection
Selected Finish is

In Stock (leaves warehouse same day if ordered before 3pm ET)

$757.00
$586.13
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Accentra 5403LN Monroe Heavy Duty Grade 1 Cylindrical Lever Lock for Patio/Privacy Applications

Professional Grade 1 Cylindrical Lockset for Commercial Applications

The Accentra 5403LN Monroe leverages Yale 5400LN Series engineering to deliver heavy-duty Grade 1 performance for patio and privacy applications. This commercial-grade cylindrical lever lock features adjustable door thickness from 1-3/4" to 2-1/4", 2-3/4" standard backset, and 1/2" stainless steel latchbolt throw. ANSI/BHMA Grade 1 certified with UL/cUL fire rating up to 3 hours, this lockset provides reliable access control for demanding commercial environments.

Professional Features & Benefits

  • ANSI/BHMA: A156.2, Series 4000 Grade 1
  • UL/cUL: UL/cUL fire-rated up to 3 hours
  • Windstorm: Certified (refer to local codes)
  • Mechanism: Heavy-gauge steel, zinc-plated, dichromated
  • Backset: 2-3/4" standard; 3-3/4" or 5" extension link available to order
  • Latchbolt: 1/2" stainless steel throw standard; 3/4" throw available to order
  • Guardbolt: Deadlocks latchbolt when door is closed; standard on all locking functions
  • Door Thickness: Adjustable from 1-3/4" to 2-1/4"
  • Fronts: 2-1/4" x 1-1/8" beveled standard; flat fronts available to order
  • Lead Shielding: Available to order
  • Cylinders: Brass, 6-pin, keyed-random cylinder with two keys furnished standard, 7-pin available to order. For other cylinder and keying options, see page 31.
  • Reversibility: Non-handed
  • Strikes: 1-1/4" curved lip for 1-3/4" door standard; other lip lengths available to order; all reversible
  • Finishes: Available in 13 finishes, including PVD lifetime finish options for 613. PVD is standard for 605 and 606
  • Warranty: 7-year mechanical

Installation & Operation

  1. Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
  2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and/or frame surfaces.
  3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
  4. Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
  5. Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
  6. Test device operation to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

  • Commercial Office Buildings
  • Educational Facilities
  • Healthcare Institutions
  • Retail Establishments
  • Industrial and Warehouse Facilities
  • Multi-Tenant Residential Properties
  • Government and Municipal Buildings

Why Choose Accentra Quality?

Accentra cylindrical lever locks deliver professional-grade reliability with heavy-gauge steel construction and Grade 1 certification for demanding commercial applications. The 7-year mechanical warranty and UL/cUL fire rating up to 3 hours demonstrate the manufacturer's commitment to quality and code compliance. Engineered for high-traffic environments where dependable access control and long-term performance are essential.

Product Specs

Series:
5400 Series
Subcategory:
Lever Locksets
Keyed Function:
Non-Keyed
Grade:
Grade 1
ANSI/BHMA:
F77
Product Group:
Mechanical Locks
Product Subgroup:
Bored Locksets
Product Type:
Leversets
Keyed:
No
Commercial/Residential:
Commercial
Lock Type:
Cylindrical
Handle Type:
Lever
Lock Function:
Patio/Privacy
Product Attribute:
Cylindrical Locks
Product Model:
YAL-5403LN
Collection:
5400 Series
Product Function:
Patio/Privacy
Lever Design Name:
Monroe Lever
Product Category:
Mechanical Locks
Department:
Door Hardware

Accentra MO-5403LN-626 – Frequently Asked Questions

1) Will the Accentra 5403LN Monroe lever lock fit a 2 inch thick door?
Yes. The 5403LN Monroe cylindrical lever is adjustable from 1-3/4 inch through 2-1/4 inch door thickness, so a 2 inch door is inside its range without any special order. Standard backset is 2-3/4 inches, with 3-3/4 inch or 5 inch extension links available to order if the bore is farther from the edge. Note the low end: it does not go down to 1-3/8 inch, so thinner older interior doors need a different lock.
2) What does the patio/privacy function on the 5403LN actually do?
It is a non-keyed lock. Both the 5403LN's ANSI function designation F77 and its patio/privacy classification mean you get a locking mechanism operated from the inside only, with no cylinder and no key on the outside. That suits restrooms, patio doors, and bedrooms where you want privacy but not key control. If you need key access from the corridor side, you need a keyed function in the 5400LN family instead.
3) Can the Accentra 5403LN be used on a fire rated door?
Yes. The 5403LN Monroe lever is UL/cUL fire rated up to 3 hours and carries ANSI/BHMA A156.2 Series 4000 Grade 1 certification. It is also windstorm certified, though local code governs that. The guardbolt deadlocks the latchbolt when the door is closed, which is standard on all locking functions in the series.
4) Will the 1/2 inch latchbolt on the 5403LN work with my existing strike?
Standard throw is 1/2 inch in stainless steel, with a 3/4 inch throw available to order. The strike supplied as standard is a 1-1/4 inch curved lip sized for a 1-3/4 inch door, and other lip lengths can be ordered when the frame reveal is deeper. If your frame already has an ANSI strike prep, specify the front and strike options at order time rather than reworking the frame.
5) If the door does not need to lock at all, what should I use instead of the 5403LN Monroe?
The 5403LN Monroe is a patio/privacy function, so it has an inside locking device. For a door that only needs latching with no locking, a Grade 1 passage lever is the correct substitute. The Falcon K101 is a Grade 1 heavy duty passage cylindrical lock with non-handed levers, fire rated, covering doors 1-3/8 inch to 2-1/4 inch. The Corbin Russwin CL3110 is another Grade 1 passage/closet cylindrical lever lock, fire rated, for 1-3/4 inch to 2 inch doors. Dexter C1000 passage is Grade 1 with clutching non-keyed levers for 1-3/8 inch to 1-3/4 inch doors.
6) What is the closest Grade 1 alternative to the Accentra 5403LN Monroe for a privacy bed/bath opening?
The Accentra 5403LN Monroe is a Grade 1 cylindrical lever lock in the patio/privacy function with a lever handle. If a knob trim is acceptable instead of a lever, the Arrow MK02-TA is listed as Grade 1 in the privacy/bed/bath function with a Tudor knob and a fire rating, on doors 1-3/4 inch to 2 inch. The difference is trim style and door thickness coverage: the 5403LN adjusts from 1-3/4 inch to 2-1/4 inch.
7) The opening needs to be keyed from the outside - what replaces the 5403LN Monroe?
The 5403LN Monroe is a non-keyed lockset in the patio/privacy function, so it will not take an outside key function as ordered. For a keyed lever on a comparable heavy-duty opening, the Corbin Russwin CL3300 series lever family covers Grade 1 cylindrical lock functions for 1-3/4 inch to 2 inch doors. Among lighter-grade keyed levers, the Cal-Royal AG05 is a Grade 2 storeroom lever lockset with a deadlocking latchbolt, and the Hager 2580 is a Grade 2 storeroom cylindrical lock with the Withnell lever, both for 1-3/8 inch to 1-3/4 inch and 1-3/8 inch to 2 inch doors respectively.
8) I need a lever lock for a door thicker than 2 inches - which options besides the 5403LN Monroe cover it?
The Accentra 5403LN Monroe adjusts from 1-3/4 inch to 2-1/4 inch, which covers thick commercial doors. Among alternatives, the Falcon K101 Grade 1 passage lock also lists 1-3/8 inch to 2-1/4 inch. Most other lever locks in the same class stop at 2 inches, including the Corbin Russwin CL3110 at 1-3/4 inch to 2 inch and the Hager 2510 at 1-3/8 inch to 2 inch, so verify the leaf thickness before substituting.
9) For an institutional door that must not be lockable from inside only, what Grade 1 lever is used instead of the 5403LN?
Patio/privacy functions such as the Accentra 5403LN Monroe lock from the inside, which many institutions do not allow on patient or holding rooms. The Dexter C1000 Series Asylum (F87) is a Grade 1 cylindrical lock in the asylum/institution/utility function for doors 1-3/8 inch to 2 inch, keyed both sides in that function family. The Arrow MK33-BD-CS is another asylum/institution/utility lock, listed Grade 2 heavy duty with a ball knob and Schlage C keyway conventional cylinder.
10) Do I need to specify handing when ordering the Monroe lever lock?
No handing required. The 5403LN is non-handed and fully reversible, and the strikes are reversible too, so one part number covers left and right hand openings. That makes it easy to stock a single SKU across a building.
11) What finishes does the Accentra 5403LN Monroe lever come in?
Nine finishes are orderable: 605 bright brass, 606 satin brass, 612 satin bronze, 613E dark oxidized satin bronze equivalent, 619 satin nickel, 625 bright chrome, 626 satin chrome, plus black suede and white suede powder coat. PVD is standard on 605 and 606, which holds up better outdoors and in coastal or high-humidity buildings than plated brass. For matching existing commercial openings, 626 satin chrome is the usual building-standard choice.
12) What is the front size on the 5403LN latch, and can I get a flat front?
The standard front is 2-1/4 x 1-1/8 inches, beveled. Flat fronts are available to order, which is what you want on a door edge that is not beveled or where the existing mortise for the latch face is square. Lead shielding is also available to order for radiology and imaging rooms.
13) Is the Accentra 5403LN heavy duty enough for a school or hospital restroom?
Yes, this is the duty class those buildings specify. The Monroe lever is ANSI/BHMA A156.2 Series 4000 Grade 1, which is the highest cylindrical lock grade, and the mechanism is heavy-gauge steel, zinc-plated and dichromated for corrosion resistance. Grade 2 privacy levers like the Hager 2540 are built for lower traffic. Combined with the 3-hour fire rating, the 5403LN standardizes across corridor-adjacent restrooms in educational and healthcare facilities.
14) Is there a lighter-duty lever privacy lock if Grade 1 is more than the opening needs?
Yes. The Accentra 5403LN Monroe is certified ANSI/BHMA Grade 1. For lighter traffic, the Hager 2540 is a Grade 2 cylindrical privacy lock with the Withnell lever for doors 1-3/8 inch to 2 inch, and the Kwikset 300BRNL RDT Breton is a Grade 3 privacy lever set for 1-3/8 inch to 1-3/4 inch doors. Both narrow the door thickness range compared with the 1-3/4 inch to 2-1/4 inch adjustment on the 5403LN.
15) Which products look like substitutes for the 5403LN Monroe but will not work on a patio/privacy door?
Dummy trims and inactive levers are the common mix-up: the BEST 9K Series 1DT is a Grade 1 single dummy trim, the BEST 7KC 1DT is a Grade 2 single dummy trim, and the Callan Bentley BN5051 is a Grade 2 dummy lever. None of those latch or lock, so they cannot stand in for the 5403LN, which is a patio/privacy cylindrical lever lock with a latchbolt. Baldwin Estate 5103 half dummy levers are also handed left or right, while the 5403LN Monroe is non-handed.
16) Is there a keyless pushbutton lever alternative to the 5403LN Monroe for a restroom or utility door?
The 5403LN Monroe is a mechanical patio/privacy lever with no code entry. If code access is wanted instead, the Lockey 2835 is a mechanical pushbutton keyless lever lock with passage function and ADA compliance for doors 1-3/16 inch to 2 inch, and the Lockey 1150 is a heavy duty mechanical keypad lever set with double combination, passage function, for doors 1-1/8 inch to 2 inch. Both operate by code rather than an inside privacy turn.
17) Does any alternative to the 5403LN Monroe offer electrified access control on the same kind of opening?
The Accentra 5403LN Monroe is a mechanical patio/privacy lever with no electrical option. Where an opening needs to release on a signal, the Corbin Russwin CL33903 is a Grade 1 electrified cylindrical lever lock, fail safe, 12VAC/DC, for doors 1-3/4 inch to 2 inch. That is an access control device rather than a privacy lock, so the function changes along with the wiring requirement.
18) We standardize on one lever family across a building - can passage and privacy both come from the same series as the 5403LN Monroe?
The 5403LN Monroe sits in the Accentra 5400 Series of Grade 1 cylindrical lever locks, so other functions in that series share the lever design and prep. If a mixed-brand approach is acceptable, the Falcon K Series K101 passage and the Corbin Russwin CL3100 Series CL3110 passage/closet are both Grade 1 fire-rated cylindrical lever locks that can pair with a privacy function elsewhere in their own lines. Trim appearance will differ between brands, so match the series rather than mixing within one corridor.
How fast can I get the Accentra MO-5403LN-626 delivered?
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Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Accentra MO-5403LN-626 come with a warranty?
Absolutely. The Accentra MO-5403LN-626 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Accentra MO-5403LN-626?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
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