9524LLB
Bit Key Deadlock
This mortise lock shares the same lock body with the 9524 but features no latch bolt. This deadlock is commonly used on interior doors or special openings that may require smaller locks and trim and no need for a latch bolt. Specify on its own or pair with rigid dummy lever trim and escutcheon.
- Standard backsets: 2", 2-1/2", 2-3/4".
- For door stiles 3-3/4" wide and up.
- Heavy gauge steel case.
- Brass, bronze, or stainless steel armor front. Adjustable bevel.
- Brass or stainless steel latch bolt. 7/16" throw.
- Brass or stainless steel deadbolt. 1/2" throw.
- Hubs available in different sizes to be compatible with various trims.
- Keyed alike. Limited custom keying available upon request.
- Brass, stainless steel, or US10B dust box.
- Can be ordered with latch bolt (please use P/N 9524).
Sell Sheet
Specification Sheet
Installation Template
Click on a swatch below to get a closer look
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CVB
Cerakote Vortex Bronze -
CBG
Cerakote Black Gloss -
Cerakote White Gloss
CWG -
CWM
Cerakote White Matte -
CBM
Cerakote Black Matte -
US4
Satin Brass -
US4NL
Satin Brass + No Lacquer -
US32D
Satin Stainless Steel -
US26D
Satin Chrome -
US3
Polished Brass -
US3NL
Polished Brass + No Lacquer -
US26
Polished Chrome -
US32
Bright Stainless Steel -
US9
Polished Bronze -
US10
Satin Bronze -
US10B
Oil Rubbed Bronze -
US14
Polished Nickel -
US15
Satin Nickel -
US19
Oxidized Black + Lacquer -
US19LL
Oxidized Black Less Lines + Lacquer -
BN
Burnished Nickel -
BB
Burnished Brass -
TN
Tarnished Nickel -
TB
Tarnished Brass -
DURO
Duronotic -
ESN
Electroless Nickel -
US15A
Antique Nickel -
US5
Satin Brass + Black -
Cerakote
Protective Ceramic Coating

Satin Chrome
How to Specify
Lock. Backset. Trim. Finish. Hand. Door Thickness.
Examples
-
Bit Key Deadlock | Rigid Colonial Knob | Ovalo Escutcheon
E.g.: 9524LLB. 212. 6C-D/9O-K. US4. RH. 134 -
Bit Key Deadlock | Rigid Stamford Lever | Traditional Escutcheon
E.g.: 9524LLB. 234. 6S-D/9T-K. US14. LH. 134 -
Bit Key Deadlock | Round Bit Key Escutcheon
E.g.: 9524LLB. 212. 9R-BK. US19. RH. 134
Notes
- All standard Bit Key Mortise Locks include standard strikes for 1-3/4” thick doors.
- Each lock is furnished standard with one bit key, additional keys sold separately (specify 09-BK).