The INOX BL Series offers reliable, durable locking solutions for applications where solid performance matters — without escalating to the extreme duty levels of Grade 1 systems. With Grade 2 certification and thoughtful engineering, BL locksets bring balanced security, usability, and design to interior and exterior doors.

Review the manufacturer's page for more information.

Specification

Door Thickness: 1-1/2” (38mm) ~ 2” (51mm) doors standard
Door Prep:Standard 161 Prep. w/optional thru-bolts Crossbore 2-1/8” (54mm), Edgebore 1” (25mm), Latch face 1-1/8” (28.6mm) x 2-1/4” (57mm)
Backset: 2-3/4” (70mm) standard. 2-3/8” (60mm) and 5” (127mm) optional
Cylinder: Solid brass, 6-pin anti-pick. Two (2) keys per lock, Schlage C keyway, keyed differently. Other keyways and keying services available
Handing: Non-handed
Trim: Solid zinc diecast levers. 55° lever rotation for full latch retraction
Clutch Function (CL): Outside lever freewheeling while locked to prevent vandalism
Rose:3-3/8” (86mm) diameter brass rose with concealed screws. Threaded interior and exterior roses. Removable thru bolt
Latchbolt: 1/2” (12.7mm) throw, stainless steel 3 hour fire-rated latchbolt. Reversible for flat and beveled doors
Faceplate: 1-1/8” (28.6mm) x 2-1/4” (57mm) Square corner standard with stainless steel or brass faceplate
Strike: ANSI curved lip strike 4-7/8"(124mm) x 1-1/4" (32mm) x 1-1/4" (32mm) lip to center standard. Full lip strike or T strike available

Function Options

Non-keyed Locks

	10 (ANSI: F75) Passage Latch Inside and outside levers are always unlocked
	40 (ANSI: F76) Bath/Bedroom Privacy Lock Outside lever locked by push button inside Outside lever unlocked by emergency release outside or rotating inside lever If privacy pin is engaged while door is open, closing door disengages the pin and unlocks outer lever Inside lever is always free to provide emergency exit
	25 (ANSI: F111) Exit/Communicating Lock Inside lever always unlocked Blank plate outside Inside lever always free for emergency exit
	17 Single Dummy Trim Single dummy trim for one side of door only

Keyed Locks

	53 (ANSI: F109) Entrance Lock Push and turn inside button to lock outside lever Until button is reset, key required to unlock outside lever Pushing button without turning it locks outside lever until key is used or inside lever is turned Inside lever always free for emergency exit
	70 (ANSI: F84) Classroom Lock Outside lever locked or unlocked by key Unlocked, lockset works as passage set Locked, key required from outside to unlock lockset Inside lever always unlocked for emergency exit
	80 (ANSI: F86) Storeroom Lock Outside lever is unlocked only while key is turned Inside lever is always free for emergency exit

Lever Options

Stocked Finishes

Stocked finishes are standard and available for quick shipping, generally within 3 to 5 business days. Other finishes are limited to particular levers and noted below.

26D Satin Chrome

26 Satin Chrome

10B Oil Rubbed Bronze

19G Graphite Black