Emtek Lost Wax Cast Bronze Knobsets - Octagon Knob, Passage Set
- Can be ordered with any Lost Wax Bronze rosette
- Sold as complete set. Includes Latch and Strike Plate
- 28 Degree Latch (included when CF Mechanism is selected)
- Fits any door between 1-3/8” to 2-1/4" thick with a 2-1/8" bore standard door prep*
- Standard latch is for 2-3/8" backset. Specify 2-3/4" backset if required
* STRETTO rosette requires a 1-1/4” diameter bore hole and 2-hole door preparation for thumbturn privacy
Specifications:
- Backset: Adjustable 2-3/8" or 2-3/4"
- Cross Bore: 2-1/8"
- Door Thickness: 1-3/8" to 1-3/4"
- Latch Faceplate: Round or Square Corner
- Material: Brass
Manufacturer Resources
Product Specs
- Subcategory:
- Knobsets
- Collection:
- Tuscany Bronze
- Product Type:
- Knobsets
- Product Group:
- Mechanical Locks
- Product Subgroup:
- Bored Locksets
- Commercial/Residential:
- Residential
- Handle Type:
- Knob
- Lock Type:
- Tubular
- Series:
- Octagon
- Theme:
- Tuscany
- Electronic:
- No
- Keyed Function:
- Non-Keyed
- Keyed:
- No
- Lock Function:
- Passage
- MAP Policy:
- Yes
- Product Function:
- Passage
- Product Style:
- Tuscany Bronze
- Product Material:
- Bronze
- Product Category:
- Mechanical Locks
- Product Substrate:
- Bronze
- Department:
- Door Hardware
Emtek 71011.OCK.MB – Frequently Asked Questions
1) Will the Emtek Octagon passage knobset fit a standard 2-1/8 inch bored door?
Yes. The Octagon lost wax cast bronze passage knobset drops into standard door prep with a 2-1/8 inch cross bore, and the latch works at either a 2-3/8 or 2-3/4 inch backset. Backset is a required choice at order time, so measure from the door edge to the center of the bore before you pick. One caveat: if you specify a STRETTO rosette, that one needs a 1-1/4 inch diameter bore and a two-hole prep on the privacy thumbturn version, not the standard single 2-1/8 inch hole.
2) What door thickness does the Emtek Octagon knob passage set work on?
The spec table lists 1-3/8 inch to 1-3/4 inch, which covers standard interior doors and commercial 1-3/4 inch slabs. There is a door thickness field on the order form, so state your actual slab thickness when you order and the set gets built to it.
3) Is the Emtek Octagon passage knob lockable, or does it just latch?
It just latches. Passage function means both knobs always turn and retract the latch, with no keyway and no thumbturn. Use it on hallways, closets and pantry doors. For a bedroom or bath you want the privacy version with a thumbturn; for an exterior or office door you need a keyed function instead.
4) Do I need to buy a latch and strike separately for the Emtek Octagon knobset?
No. It ships as a complete set with the latch and strike plate included. The latch faceplate is available with round or square corners, so match it to the existing mortise in your door edge rather than rechiseling. Nothing else is required to hang it on a pre-bored door.
5) Can I use Emtek lost wax bronze knobs on a commercial building?
These are catalogued as residential hardware, with no ANSI grade behind them. For a commercial corridor or anything on a rated opening, look at a graded cylindrical passage lock instead. The Corbin Russwin CK4310 is Grade 1 passage with a 1-3/8 to 2 inch thickness range, the Falcon X101 is Grade 1 passage and fire rated across 1-3/8 to 2-1/4 inch doors, and the Schlage D10S is a Grade 1 heavy duty passage knob.
6) Is a dummy knob the same as the Emtek Octagon passage set?
No. The Emtek Octagon passage set is a working latchset sold complete with latch and strike plate, so the knob turns and retracts a latch. A dummy such as the Omnia 434/0 egg-shaped single dummy, the Schlage A170 Grade 2 single dummy trim, or the Cal-Royal BA40 dummy knob is surface-mounted trim with no latch action, typically used on an inactive leaf.
7) The door needs a lock on a bedroom or bath. Is the Emtek Octagon passage set the right one?
No. The Emtek Octagon passage set is non-keyed passage function with no locking. For a bed or bath door, the Baldwin Estate 5077 Bethpage privacy knob with R027 rose and the Deltana 6112 St. Thomas privacy knob for 1-3/8 inch to 2 inch doors are privacy-function knobs; the Pamex FTF Baron privacy knob is a Grade 3 privacy option.
8) I need a fire rated passage knob. Does the Emtek Octagon cover that?
For a fire rated opening, look to the Falcon W101, a Grade 2 medium duty cylindrical passage/closet knob lock with a fire rating and 2-3/4 inch backset, or the Falcon X101, a Grade 1 heavy duty fire rated passage knobset. The Emtek Octagon passage set is a residential cast bronze knobset with an adjustable 2-3/8 inch or 2-3/4 inch backset.
9) What passage knob works on a door thicker than 1-3/4 inches?
The Emtek Octagon passage set fits 1-3/8 inch to 1-3/4 inch doors with a 2-1/8 inch bore. For thicker doors, the Corbin Russwin CK4310 Grade 1 passage lock covers 1-3/8 inch to 2 inch, the Falcon X101 Grade 1 passage knobset covers 1-3/8 inch to 2-1/4 inch, and the Lockey 3830 keyless combination knob with auto-locking passage function covers 1-3/16 inch to 2 inch.
10) What is the difference between the CF Mechanism and the standard latch on Emtek Octagon knobs?
CF Mechanism means concealed fasteners, so the rosettes mount with no exposed screws on the face of the door, and that option ships with the 28 degree latch. The Standard Latch option uses conventional through-screws that are visible on the rose. There is also a 28 Degree Rotation Latch offered on its own with the standard mounting. The 28 degree latch needs less knob rotation to retract the bolt, which is easier on the wrist.
11) What is a comparable decorative passage knob if I want solid brass instead of cast bronze?
The Octagon set is lost wax cast bronze in Tuscany Bronze finishes. If you are after a solid brass decorative passage knob in the same residential class, the Baldwin Estate 5011 Colonial passage knob with the 5058 rose and the Omnia 434/PA egg-shaped passage latchset are both solid brass options. The Baldwin Estate 5000 Baltimore passage set comes preconfigured at a 2-3/8 inch backset with a full lip strike if you do not want to spec parts individually.
12) Is the Emtek Octagon knob a tubular or a mortise lock?
Tubular, bored type. It installs in a standard cylindrical prep rather than a mortise pocket, which means a 2-1/8 inch cross bore and an edge bore for the latch, not a routed cavity. If your door already has a mortise lock body in it, this is not a direct swap without filling the door edge.
13) What is a simpler passage knob alternative if I do not need cast bronze?
The Pamex FTF Baron passage knob lockset is a Grade 3 passage unit for 1-3/8 inch to 1-3/4 inch doors, and the Bravura Albany or Lynchburg passage knobsets with round trim are Grade 2 passage sets. The Dexter C2000 passage ball knob is another Grade 2 option for 1-3/8 inch to 1-3/4 inch doors. The Emtek Octagon set is cast bronze with selectable rosettes and a choice of standard, 28 degree or CF latch mechanism.
14) The opening needs to be keyed. What replaces the Emtek Octagon passage set?
The Emtek Octagon passage set is non-keyed. For a keyed opening, the Deltana 3381 Egg knob entry and 6171 Round knob entry cover 1-3/8 inch to 2 inch doors, the Kwikset 400P-CP Polo keyed entry knob is Grade 3 for 1-3/8 inch to 1-3/4 inch doors, and the Corbin Russwin CK4851 is a Grade 1 entrance/office cylindrical knob lock with a conventional cylinder.
15) I am buying passage knobs in quantity for a multi-family turn. What are the volume-friendly alternatives to the Emtek Octagon?
The Sure-Loc Bergen round knob ships as a 6-pack with adjustable backset, and the Schlage Residential F500 Plymouth with Georgian knob is a combo pack with adjustable backsets and dual strikes for 1-3/8 inch to 1-3/4 inch doors. The Emtek Octagon passage set is sold as a complete single set with latch and strike plate and is specified per door by rosette, finish, latch type and backset.
16) Will a Kwikset Polo passage knob match the Emtek Octagon on a 2-3/8 inch backset door?
Both address the same standard bored prep. The Kwikset 200P Polo passage knob ships with a 6AL latch and round corner strike, and the 200P-CP version uses a round corner adjustable latch and round corner strike. The Emtek Octagon passage set takes a 2-3/8 inch or 2-3/4 inch backset with a round or square corner latch faceplate, in cast bronze with a selectable rosette, so the two differ in trim style rather than door prep.
17) What is the closest Grade 2 commercial equivalent if I want a passage knob with a published ANSI grade?
The Corbin Russwin CK4410 is a Grade 2 passage/closet cylindrical knob lock for 1-3/8 inch to 1-3/4 inch doors, the Arrow MK01 and RK01 are Grade 2 passage cylindrical knob locks across the same thickness range, and the Dexter C2000 passage ball knob is Grade 2 as well. The Emtek Octagon passage set is the residential cast bronze counterpart with decorative rosette choices.
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