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Products

Finish Hardware (Cylinder Locksets)

Cylindrical Knob Locksets:  Specifications, Trim Designs, and Functions

6 Line Knob
6 Line Knob
8/9 Line Knob
8/9 Line Knob

Trim Designs

O Rose, B Knob
O Rose, B Knob
B Rose, S Knob
B Rose, S Knob
E Rose, B Knob
E Rose, B Knob
O Rose, SL Lever
O Rose, SL Lever
B Rose, C Knob
B Rose, C Knob*

* - Available for 8/9 Line Knob

Specifications

 
6 Line Knob
8/9 Line Knob
Specifications
Standard Duty. BHMA certified under A156.2, Series 4000, Grade 2.
Heavy Duty. BHMA certified under ANSI A156.2, Series 4000, Grade 1.
For Doors
1-3/8" (35mm) to 1-3/4" (44mm) thick
1-3/8" (35mm) to 1-3/4" (44mm) thick to 6" (152mm) thick 8 Line (prefix 31-)
Backset
2-3/4" (70mm) standard, 2-3/8” (60mm) available (prefix 20-)
2-3/4" (70mm) std. 3-3/4" (95mm) and 5" (127mm) available (prefixes 23- and 25) Even longer backsets available with 8 Line on request.
Cylindrical Housings
Steel, with zinc dichromate finish for corrosion resistance
Aligning tube machined from solid brass bar stock.
Latchbolt
Brass, 1/2" (13mm) throw, UL Listed
Anti-Friction, 1/2" (12mm) throw, brass. Available 8 Line with 3/4" (19mm) throw (prefix 41-), UL listed.
Front
Brass, bronze, stainless steel. 2-1/4" (57mm) x 1-1/8" (29mm). Self adjusting for flat doors or doors beveled 1/8" (3mm) in 2" (51mm).
Brass, bronze, stainless steel. 2-1/4" (57mm) x 1-1/8" (29mm). Self adjusting for flat doors or doors beveled 1/8" (3mm) in 2" (51mm).
Strike
Standard curved lip #600, ANSI
Standard curved lip #800, ANSI
Hand
Non-keyed sets, universal. Keyed sets reversible. Removable core sets are handed (specify RH or LH).
Universal, not handed
Springs
Steel
Stainless Steel
Keys
Two, nickel silver, furnished standard with each masterkeyed lockset
Two, nickel silver, furnished standard with each masterkeyed lockset
Cylinders
Brass, 6 pin. Available in Signature, & removable core in S knob.
Brass, 6 pin. Available in Signature, V-10 & Keso. Removable core in C knob.
Projections
Maximum 3" (76mm)
Maximum 2-3/4" (70mm)
Finishes
3, 4, 10, 10B, 26, 26D. US4 with SL levers.
3, 4, 9, 10, 10B, 10BL, 20D, 26, 26D, 32, 32D
Split Finishes
Available
Available
Milling
N/A
Knurling (B & C knobs only).
Available Options
Prefix 23- 3-3/4" (95mm) Backset. 24- 3/4" (70mm) Backset. 25- 5" (127mm) Backset. 28- ANSI 4-7/8" (124mm) Strike.
Prefix 23- 3-3/4" (95mm) Backset. 25- 5" (127mm) Backset. 28- ANSI 4-7/8" (124mm) Strike. 31- 8 Line for doors to 6" (152mm).

Available Functions
  • Storeroom or Closet (04): Latchbolt by outside key, inside by knob. G04 Outside knob is rigid at all times. Guardbolt deadlocks latchbolt.
  • Entrance or Office (05): Latchbolt by either knob. By key G05 O/S when O/S knob is locked by turn button, or push button. Turn button must be manually released. Guardbolt deadlocks latchbolt.
  • Exit Latch (13): Latchbolt by I/S knob at all times. Outside G13 knob rigid at all times. Guardbolt deadlocks latchbolt.
  • Passage (15): Latchbolt by either knob at all times.
  • Apartment, Stair or Exit (16): Latchbolt by knob from either side except when G16 O/S knob is locked by key from I/S. Key O/S retracts latchbolt when knob is locked. Guardbolt deadlocks latchbolt.
  • Asylum (17): Either knob rigid at all times. Latchbolt by G17 key either side. Guardbolt deadlocks latchbolt.
  • Room Door (24): Latchbolt by either knob unless O/S knob is G24 locked by push button inside. Key O/S or knob I/S releases push button, but closing door does not. Guardbolt deadlocks latchbolt.
  • Store or Storeroom (26): Latchbolt by either knob. Key on either side G26 locks/unlocks both knobs. Note: Use only on rooms with more than one exit. Guardbolt deadlocks latchbolt (8 Line only).
  • Classroom or Hospital (37): Latchbolt by either knob. Key O/S G37 locks or unlocks O/S knob. Inside knob always operable. Guardbolt deadlocks latchbolt.
  • Hotel/Motel (50): O/S knob rigid at all times. Latchbolt by G50 guest key or masterkey O/S when button I/S is pushed. Emergency key operates latchbolt at all times. Guardbolt deadlocks latchbolt.
  • Dormitory (54): Latchbolt by either knob. O/S knob locked by G54 key O/S or push button I/S. Key unlocks O/S knob and releases push button. Push button also released by turning I/S knob or closing door. Guardbolt deadlocks latchbolt.
  • Privacy, Bedroom, or Bathroom (65): Latchbolt by either U65 knob unless O/S is locked by push button. O/S emergency release of push button with flat blade screwdriver.
  • Single Lever Pull (93) on one side. Double Pull (94) on both sides with aligning tube. U94 Double Pull (93-2) levers both sides with dummy plate.

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