5 Detainer Deadlocking Latch (RKS)

  • test
  • test

Union5 Detainer Deadlocking Latch (RKS)

Item Code 3R35/3R35XRKS
Case Size 80 mm
Backset 50 mm
Centres 56 mm
Bolt Throw 10 mm


  • Force resistant, anti-pick and anti-saw security features
  • Available with square forend and striking plate
  • 10 mm latch bolt throw 
  • 3R35 only can be supplied on patented RKS key section to prevent illicit copying
  • Case: Silver powder coated
  • Forend: Stainless steel or brass
  • Box Strike Assembly: Painted to suit forend
  • Latch Bolt: Sintered iron
  • Follower: Sintered iron
  • Locks are handed - please state required handing when ordering
  • Keying Groups: Standard differ, to pass or masterkeyable to other detainer locks
  • Keys supplied: Standard differ supplied with 2 keys.  For locks to pass or masterkeyed please specify the number of keys required
  • Rebate Kit: B-3R35R (13mm, left or right handed)

Key Blank Number:

  • B-K521-S (Standard)
  • B-K748 (RKS)
  • B-DET-STD (Standard Differ)

Cut Key Number:

  • B-DET-SK-1.500 (Servant Key)
  • B-DET-MK-1.500 (Master Key)


  • For timber door hinged on the left or the right where slam action is required
  • Keys are suitable for use on doors up to 50 mm thick
  • Detainer style locks provide a higher number of key combinations than lever locks
  • 3R35X is suitable for use on escape doors
  • For use with handles ref 3R35F
  • Handles can be secured from both sides
  • When closed, the door is secured by an automatic deadlocking action on the latch
  • A hold back snib can be used to keep the latch in the withdrawn position
  • 3R35X, as the 3R35 but the inside handle cannot be locked allowing free egress at all times


Product Catalogues

  • Brand Catalogues now available
  • Complete and Informative
  • Quality over Quantity

Explore More