Anti-Harm Knob (HSS)

The anti-harm knob is designed for safety and security by eliminating catch points with a tapered knob recessed into the rose, a tapered thumbturn (for mortise lock thumbturn functions) with Torx® pin security screws, tapered cylinder collars and concealed mounting screws. Available as sectional trim, the anti-harm knob features recessed finger holes for a better grip and the reliability of the ML2000 ANSI/BHMA grade 1 mortise lock. Ideal for psychiatric or detention facilities.

Features:

  • Recessed finger holes for a better grip
  • Tapered knob recessed into the rose
  • Concealed mounting screws for added security
  • Tapered anti-harm thumbturn standard for all ML2000 thumbturn functions
  • Tapered cylinder collar standard for all for ML2000 cylinder functions
  • Available in 606, 626 and 626C finishes only
  • Available in 1-3/4 - 4” door thicknesses
Functions
Series/Function Type ANSI No. Function Description
ML2002 Classroom Intruder ---
  • Latchbolt by grip either side, unless outside grip is locked by key either side
  • Outside grip locked or unlocked by cylinder either side
  • Auxiliary latch deadlocks latchbolt
  • Inside grip always free
ML2003 Classroom ---
  • Lock or unlock outside grip by key
  • Latchbolt by grip either side, uness outside grip is locked
  • Inside grip always free
  • Auxiliary latch deadlocks latch
ML2010 Passage or Closet F01
  • Latchbolt by grip either side
  • Both grips always free
ML2011 Deadlock F18
  • Deadbolt by key outside
  • No inside operation
ML2012 Deadlock F16
  • Deadbolt by key either side
ML2013 Deadlock F17
  • Deadbolt by key outside or by thumbturn grip inside
ML2017 Classroom Deadlock F29
  • Deadbolt by key outside
  • Thumbturn grip inside retracts deadbolt only; will not project deadbolt
ML2020 Privacy Bedroom or Bathroom F02
  • Latchbolt by grip* either side, when deadbolt is retracted
  • Deadbolt by thumbturn grip inside or by emergency release tool outside
  • No simultaneous deadbolt and latch retraction
  • Non-panic release
  • Not available with M19S or M19SN
ML2022 Store Door F14
  • Latchbolt by grip* either side when deadbolt is retracted
  • Deadbolt by key either side
  • Latchbolt retracted by key either side
  • Non-panic release
  • No simultaneous deadbolt and latch retraction
ML2024 Entrance or Showroom F21
  • Latchbolt by grip either side when deadbolt is retracted
  • Deadbolt by key outside or by thumbturn grip inside
  • Latchbolt retracted by key outside
  • Non-panic release
  • No simultaneous deadbolt and latch retraction
ML2032 Institution or Utility F30
  • Latchbolt by key either side
  • Both grips always rigid
  • Auxiliary latch deadlocks latchbolt

Note: This function does not allow free egress and can pose a life safety hazard in event of emergency. Installation should be in accordance with approved codes only.

ML2042 Entrance or Public Restroom F09
  • Latchbolt by grip either side, unless outside grip is locked by key from inside
  • Latchbolt by key outside when outside grip is locked
  • Auxiliary latch deadlocks latchbolt
  • Inside grip always free
ML2049 Storeroom Deadbolt ---
  • Latchbolt and deadbolt by grip inside or by key outside
  • Inside grip simultaneously retracts deadbolt and latchbolt
  • Outside grip always rigid
  • Deadbolt thrown or retracted by key outside or thumbturn grip inside
  • Auxiliary latch deadlocks latchbolt
  • Inside grip always free

Note: Indicator shows deadbolt position only

ML2051 Entrance or Office F04
  • Latchbolt by key when outside grip locked by toggle action stop
  • Latchbolt by grip either side, unless outside grip is locked by toggle-action stop
  • Auxiliary latch deadlocks latchbolt
  • Inside grip always free
 ML2052 Classroom Intruder  F32 
  • Latchbolt by grip either side, unless outside grip is locked by key either side
  • Latchbolt by key when outside grip is locked
  • Auxiliary latch deadlocks latchbolt
  • Inside grip always free
  • Outside grip remains locked unless unlocked by key either side 
Note: Not available with indicator, specify ML2002 
 ML2053 Entrance or Office  --- 
  • Latchbolt by grip either side, unless outside grip is locked or unlocked by key or thumbturn
  • Outside grip locked or unlocked by key or thumbturn
  • Latchbolt by key when outside grip locked
  • Auxiliary latch deadlocks latchbolt
  • Inside grip always free 
 ML2054 Entrance or Office  F04 
  • Latchbolt by grip either side, unless outside grip is locked
  • Outsdie grip locked or unlocked by thumbturn
  • Latchbolt by key when outside grip locked
  • Auxilary latch deadlocks latchbolt
  • Inside grip always free
  • Multi-Function capable, see page 10 for more info 
 ML2055 Classroom  F05 
  • Latchbolt by grip either side, unless outside grip is locked by key outside
  • Latchbolt by key when outside grip locked
  • Auxiliary latch deadlocks latchbolt
  • Inside grip always free
  • Outside grip remains locked unless unlocked by key
Note: Not available with indicator, specify ML2003 
 ML2056 Classroom Holdback  F06 
  • Latchbolt by grip either side, unless outside grip is locked or unlocked by key
  • Latchbolt by key outsdie when outside grip is locked
  • Latchbolt can be held in a retracted position by key or released by key
  • Auxiliary latch deadlocks latchbolt
  • Inside grip always free
Note: Not approbed for use on U.L. fire listed applications 
ML2057 Storeroom of Closet F07
  • Latchbolt by grip inside or by key outside
  • Outside grip always rigid
  • Auxilary latch deadlocks latchbolt
  • Inside grip always free
 ML2058 Entrance of Office Holdback --- 
  • Latchbolt by grip either side, unless outside grip is locked
  • Outside grip locked or unlocked by key or thumbturn
  • Latchbolt retracted by key outside when outside grip is locked
  • Latchbolt can be held in a retracted position by key or thumbturn, or released by key or thumbturn
  • Auxiliary latch deadlocks latchbolt
  • Inside grip always free
Note: Not approved for use on U.L. fire listed applications 
 ML2060 Privacy  F22 
  • Latchbolt by grip either side, except when outside grip is locked by thumbturn inside
  • Operating inside grip, closing door or operating emergency key outside unlocks outside grip
  • Inside grip always free
  • Not available with M19S or M19SN 
 ML2068 Privacy or Apartment  --- 
  • Latchbolt by grip either side, unless outside grip is locked
  • Outside grip locked or unlocked by key or thumbturn
  • Operating inside grip, closing the door or using key unlocked outside grip
  • Inside grip always free
  • Auxiliary latch deadlocks latch 
 ML2069 Institutional Privacy  F26 
  • Latchbolt by grip either side, except when outside is locked by thumbturn inside
  • Operating inside grip or closing door unlocks outside grip
  • Key outside retracts latch at all times, even if thumbturn is held in locked position
  • Auxiliary latch deadlocks latchbolt 
 ML2087 Security Vestibule  --- 
  • Latchbolt by grip outside, unless outside grip is locked by key outside
  • Outside grip remains locked unless unlocked by key outside
  • Latchbolt by key outside when outside grip locked
  • Latchbolt by key inside
  • Inside grip always rigid
  • Auxiliary latch deadlocks latchbolt

Notes:

- Handing must be specified. This function can only be field handed for door swing i.e LH to LHR or RH to RHR

- Not available with L, R or V escutcheon trim

- This function does not allow free egress when inside locked and can pose a life safety hazard in event of an emergency. Installation should be in accordance with approved codes only 

 ML2090 Full Active Dummy Trim  --- 
  • Non-latching operation
  • Both grips always active; acts as push or pulls only 
 ML2092 Security Institution or Utility  --- 
  • Latchbolt by key either side
  • Deadbolt thrown and retracted by key either side
  • Auxiliary latch deadlocks latchbolt
  • Inside and outside grips remains locked at all times
Note: Indicator shows deadbolt position only. This function does not allow free egress and can pose a life safety hazard in event of an emergency. Installation should be in an accordance with approved codes only  
Finishes

Available Finishes

BHMA 606 Satin Brass
BHMA 626 Satin Chrome Plated
626C Satin Chrome Plated with MicroShield®

Downloads

Specialty Hardware Catalog

Product installation instructions and templates are located in the Library.