- ASSA Product Catalog Price Book and Technical Manual high security lock
An ASSA ABLO
Y Group compan
y
64
Key-in-Knob/Lever Cylinders
ASSA Key in Knob/Key in Lever cylinders 
are designed to replace several original 
manufacturers’ cylinders in their locksets 
offering the highest level of security available 
on the market today. These cylinders are 
manufactured to exact manufacturers’ specifications 
to ensure precise fit and operation. ASSA Key in 
Knob/Key in Lever cylinders will improve the security 
of standard cylindrical locksets by Arrow, Corbin/Russwin, 
Falcon, Sargent, Schlage, Weiser, Yale and many other 
manufacturers. All ASSA Key in Knob/Key in Lever cylinders 
are listed under U.L. 437.
Benefits:
• Designed to exact manufacturers’ specifications
• Two independent locking mechanisms to ensure security and optimum pick resistance
• Inactive “false” grooves on side pins designed to catch picking tools
• Extremely close tolerances
• Can be easily rekeyed in the field
• Patented key control
Warranty:
• ASSA guarantees its cylinders against defective workmanship or wear resulting from defects for life
Certification:
• All ASSA Key-in-Knob/Lever cylinders are U.L. 437 listed
Technical Information:
• Available in 16 different retrofit assemblies
• Cylinder shell and plug made of high quality brass
• Stainless steel top pins
• Bottom pins and master pins are nickel silver
Finishes:
BHMA Symbol
U.S. Symbol Euro Finishes Description
625
US 26
11
Bright Chr
ome
626 US 26D 13 Satin Chrome
605 US 3 20 Bright Brass
606 US 4 23 Satin Brass
612 US 10 33 Satin Bronze
624 US 10B 46 Dark Oxidized Bronze
Key-in-Knob/Lever Cylinders
TWIN V-10, TWIN EXCLUSIVE, TWIN PRO, TWIN MAXIMUM, CLIQ










