Specification Sheet
Mortise Cylinder
900 Series cylinders are furnished
with #4 straight cam and 250 Series
with #1 cloverleaf cam unless
otherwise specied.
See table for product numbers.
See pages 24-25 for optional cams
and 26-27 for collars.
Note: Specify nish:
605, 606, 612, 613,
626, 629, 630
Thumbturn Cylinder
Furnished with #4 straight cam
except 970 Series furnished
with #1 cloverleaf cam unless
otherwise specied.
See table for product numbers.
See pages 24-25 for optional
cams and 26-27 for collars.
Dummy Cylinder
Used to plug hole in door where
lock remains but cylinder operation
is no longer needed.
984D 1”
985D 1-1/8”
Note: Specify nish:
605, 606, 612, 613,
625, 626
Rim Cylinder
Horizontal tailpiece standard.
May be changed to vertical
orientation in the eld. Furnished
with collar, back plate and 12-24
break off screws.
951 Specify 5, 6 or 7-pin
Note: Specify nish:
605, 606, 612, 613,
626, 629, 630
Cam Lock - Heavy Cam
Includes stop washers for rigid and
lazy cam operation. Field reversible for
RH or LH doors by positioning of stop
screw on back of housing. Requires
1-3/16” cylinder hole and ts doors
up to 1-1/8” thick.
945 Specify 5 or 6-pin
Note: Specify nish:
605, 606, 612, 613,
626, 629, 630
Mailbox Cylinder
U.S. Postal regulations prohibit
master keying of mailbox locks.
Mailboxes must be ordered
specically for Falcon cylinders
from the mailbox manufacturer.
954 Specify 5, 6 or 7-pin
Note: Specify nish:
606, 626
Catalog
Number
Length Pins Application
985T 1-1/8” — Generic
986T 1-1/4” — Generic
973 1-1/8” —
M911 Classroom
Thumbturn, RH (CCW)
974 1-1/8” —
M911 Classroom
Thumbturn, LH (CW)
Keyed Mortise Cylinders
M O R T I S E C Y L I N D E R S
M O R T I S E , R I M A N D C A M L O C K C Y L I N E R S
Mortise, Rim and Cam Lock for Standard Cylinders
Note: Specify nish:
605, 606, 612, 613,
626, 629, 630
Specify cylinder number, keyway and nish when ordering.
22
Catalog
Number
Length Pins Application
985 1-1/8” 5 or 6 Generic
986 1-1/4” 5 or 6 Generic
987 1-3/8” 6 or 7 Generic
988 1-1/2” 6 or 7 Generic
990 1-3/4” 6 or 7 Generic
992 2” 6 or 7 Generic
250 1-1/8” 6 M451 hotel function
251 1-1/4” 6 M451 hotel function
252 1-3/8” 6 M451 hotel function
253 1-3/8” 7 M451 hotel function
Thumbturn Mortise Cylinders