Kwikset Deadbolt
Specifications



660/665 Deadbolts
660 Single Cylinder
660 Double Cylinder

One Sided Deadbolts
663 Thumbturn One Side Only Deadbolt



Specifications
Door Prep 660/665:
Crossbore: 2 1/8"; Edgebore: 1"; Latch Face 1" x 2 1/4"
663:  
Crossbore: 1 5/8"; Edgebore 1"; Latch Face: 1" x 2 1/4"
Backset 660 Series and One-Sided:
(#2728-01) 2 3/8" standard
Door
Thickness
660 Series and One-Sided:
Fits 1 3/8"  to 1 3/4"" doors.
Cylinder 660 Series: 5-pin. Single-#82779; Double exterior-#82780; Double interior-#82781
Faceplates 660 Series and One-Sided:
1" x 2 1/4" round corner standard
Strikes 660 Series and One-Sided:
2 1/4" round corner full-lip standard.
Handing 660 Series and One-Sided:
Reversible for right or left-hand doors.
Dimensions
Dimensions Design A B C

660 Interior 21/2" 11/8" 13/4"
660 Exterior 21/2" 11/8"  
665 Interior 21/2" 11/8"  
665 Exterior 21/2" 11/8"  
663  21/2" 11/8" 13/4"
       


660 Deadbolt Shown.
Function Availability
Function Model No. Description

660
EO152
Single Cylinder: Deadbolt operated by key outside and thumbturn inside.

665
EO142
Double Cylinder: Deadbolt operated by key both sides.

663
EO142
Thumbturn only: Deadbolt operated by thumbturn one side. No trim on other side.
Note: ANSI functions are listed in italics

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