CK4300 Series
A standard cylindrical lockset chassis, offering traditional knob aesthetics with ANSI/BHMA Grade 1 reliability and durability.
Ideal for demanding, high-use commercial, industrial and institutional applications, including:
- Schools
- Hotels
- Apartments
- Hospitals and nursing homes
- Churches
- Municipal buildings
- Airports
- Retail complexes
- Offices
- Warehouses
Advantages
- Internal parts are zinc dichromate platedfor corrosion resistance
- Heavy wrought knobs with steel linerfor impact resistance
- 1/2" (13mm) Stainless Steel throw latchbolt
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Finishes
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Available Finishes
Click on a swatch to view finish on hardware.
BHMA 605
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Bright Brass
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613E |
Dark Oxidized Satin Bronze Equivalent |
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BHMA 630 |
Satin Stainless Steel |
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Trim
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Global |
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Series/Function |
Type |
ANSI. No |
Function Description |
CK4310 |
Passage or Closet |
F75 |
- Latchbolt by knob either side.
- Both knobs always free
|
CK4320 |
Privacy, Bedroom or Bathroom |
F76A |
- Latchbolt by knob either side
- Outside knob locked by push button
- Outside knob unlocked by coin turned in emergency slot outside, by rotating inside knob or by closing door.
- Inside knob always free
|
CK4332 |
Institution or Utility |
F87 |
- Deadlocking latchbolt by key either side
- Both knobs always rigid.
|
CK4351 |
Entrance or Office |
F109 |
- Deadlocking latchbolt by knob either side, except when turn button locks outside knob. Pushing turn button in locks outside knob, requiring use or key outside to unlock.
- Turning inside knob unlocks outside knob.
- Pushing in and turning button locks outside knob, requiring key at all times. Turning inside knob does not unlock outside knob until button is manually turned to unlocked position.
- Inside knob is always free
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CK4355 |
Classroom |
F84 |
- Deadlocking latchbolt by knob either side, except when key outside locks outside knob.
- Outside knob unlocked by key outside.
- Inside knob always free
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CK4357 |
Storeroom or Closet |
F86 |
- Deadlocking latchbolt by key in outside knob or by rotating inside knob
- Outside knob always rigid
- Inside knob always free
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CK4350 |
Half Dummy Trim |
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- Knob acts as pull only; no operation
- Knob is rigid
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