Key Depth and Spacing Information

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American Lock
    -American Lock Tubular (New)
    -American Lock Tubular (Old)
Arrow
Assa V-10 High Security
Chicago Tubular
Corbin and Corbin/Russwin
    -Corbin Russwin Z and DH Class - System 70
    -Corbin Emhart High Security - Z and DH Class, System 70
    -Corbin Z Class - Pre-System 70
    -Corbin X Class - System 70
    -Corbin X Class - Pre-System 70
Dexter
Falcon (Not IC)
Fort Tubular
Greenwald Tubular
Ilco
Kwikset
    -Kwikset (Standard)
    -Kwikset (Titan)
Lockwood
Medeco
    -Medeco Biaxial/M3
    -Medeco Classic
    -Medeco KeyMark
Russwin
    -Russwin DH Class - Pre-System 70
    -Russwin N Class - System 70
    -Russwin N Class - Pre-System 70
    -Russwin 981 Class
    -Old Russwin 852 Class
    -Old Russwin A Class
    -Old Russwin 752
Sargent
Schlage
Segal
Weiser
Weslock
Yale
    -Yale
    -Yale KeyMark


Corbin Russwin Z and DH Class - System 70 Depth and Spacing Information
 
1
2
3
4
5
6
7
Spacing:0.250"0.406"0.562"0.718"0.874"1.030"1.186"
Depth:0.339"0.311"0.283"0.255"0.227"0.199"
MACS:4
Notes: (None)



Corbin Emhart High Security - Z and DH Class, System 70 Depth and Spacing Information
 
1
2
3
4
5
6
Spacing:0.250"0.406"0.562"0.718"0.874"1.030"
Depth: 0.305"0.277"0.249"0.221"0.193"
MACSSame Angle:4
 Diff. Angle:3
Notes: Emhart cylinder can't have #1 cuts; angles are left and right 20°



Corbin Z Class - Pre-System 70 Depth and Spacing Information
 
1
2
3
4
5
6
7
8
9
0
Spacing:0.250"0.406"0.562"0.718"0.874"1.030"1.186"
Depth:0.339"0.325"0.311"0.297"0.283"0.269"0.255"0.241"0.227"0.213"
MACS:8
Notes: (None)



Russwin DH Class - Pre-System 70 Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.250"0.406"0.562"0.718"0.874"1.030"1.186"
Depth:0.341"0.326"0.311"0.296"0.281"0.266"0.251"0.236"0.221"0.206"
MACS:7
Notes: (None)



Corbin X Class - System 70 Depth and Space Information
 
1
2
3
4
5
6
7
Spacing:0.197"0.353"0.509"0.665"0.821"0.977"1.133"
Depth:0.333"0.305"0.277"0.249"0.221"0.193" 
MACS:4
Notes: (None)



Corbin X Class - Pre-System 70 Depth and Space Information
 
1
2
3
4
5
6
7
8
9
0
Spacing:0.197"0.353"0.509"0.665"0.821"0.977"1.133"
Depth:0.333"0.319"0.305"0.291"0.277"0.263"0.249"0.235"0.221"0.207"
MACS:7
Notes: (None)



Russwin N Class - System 70 Depth and Space Information
 
1
2
3
4
5
6
7
Spacing:0.250"0.406"0.562"0.718"0.874"1.030"1.186"
Depth:0.334"0.306"0.278"0.250"0.222"0.194"
MACS:4
Notes: (None)



Russwin N Class - Pre-System 70 Depth and Space Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.250"0.406"0.562"0.718"0.874"1.030"1.186"
Depth:0.328"0.313"0.298"0.283"0.268"0.253"0.238"0.223"0.208"0.193"
MACS:7
Notes: (None)



Russwin 981 Class Depth and Space Information
 
B
0
1
2
3
4
5
6
7
8
Spacing:  0.250"0.406"0.562"0.718"0.874"1.030"1.186"
Depth:0.338"0.323"0.308"0.293"0.278"0.263"0.248"0.233"0.218"0.203"
MACS:7
Notes: (None)



Old Russwin 852 Class Depth and Space Information
 
B
0
1
2
3
4
5
6
Spacing:  0.250"0.406"0.562"0.718"0.874"1.030"
Depth:0.325"0.305"0.285"0.265"0.245"0.225"0.205"0.185"
MACS:5
Notes: (None)



Old Russwin A Class Depth and Space Information
 
0
1
2
3
4
5
6
Spacing: 0.250"0.406"0.562"0.718".874"1.030"
Depth:0.315"0.295"0.275"0.255"0.235"0.215"0.195"
MACS:5
Notes: (None)



Old Russwin 752 Depth and Spacing Information
 
0
1
2
3
4
5
6
Spacing: 0.250"0.406"0.562"0.718".874" 
Depth:0.310"0.290"0.270"0.250"0.230"0.210"0.190"
MACS:5
Notes: (None)



Chicago Tubular Depth and Spacing Information
 
1
2
3
4
5
6
7
8
Depth:0.0155"0.0310"0.0465"0.0620"0.0775"0.093"0.1085"0.1240"
MACS:n/a
Notes: This information is common between ACE and ACE II, and Offset Left, Standard, and Offset Right



Fort Tubular Depth and Space Information
 
1
2
3
4
5
6
7
8
Depth:0.0155"0.0310"0.0465"0.0620"0.0775"0.093"0.1085"0.1240"
MACS:n/a
Notes: (None)



American Lock Tubular (New) Depth and Space Information
 
1
2
3
4
5
6
7
8
Depth:0.0150"0.0310"0.0465"0.0620"0.0775"0.0930"0.1085"0.124"
MACS:n/a
Notes: (None)



American Lock Tubular (Old) Depth and Space Information
 
2
3
4
5
Depth:0.030"0.045"0.060"0.075"
MACS:n/a
Notes: (None)



Greenwald Tubular Depth and Spacing Information
 
1
2
3
4
5
6
7
Depth:0.012"0.027"0.043"0.058"0.074"0.089"0.105"
MACS:n/a
Notes: (None)



Assa V-10 High Security Depth and Spacing Information
 
1
2
3
4
5
6
7
8
9
Spacing:0.2638"0.4179"0.5675"0.7171"0.8667"1.0163"
Depth:0.1587"0.1823"0.2059"0.2295"0.2531"0.2768"0.3004"0.3240"0.3476"
MACS:5
Notes: Assa high security cylinders also feature a second row of pins to interact with a sidebar; Also, a #9 depth is shallow, and a #1 depth is deep



Sargent Depth and Spacing Information
 
1
2
3
4
5
6
7
8
9
10 / 0
Spacing:0.216"0.372"0.528"0.684"0.840"0.996"
Depth:0.328"0.308"0.288"0.268"0.248"0.228"0.208"0.188"0.168"0.148"
MACS:7
Notes: (None)



Medeco Biaxial/M3 Depth and Spacing Information
 
1
2
3
4
5
6
 
FAFAFAFAFAFA
Spacing:0.213"0.275"0.383"0.445"0.553"0.615"0.723"0.785"0.893"0.955"1.063"1.125"
Depth:0.272"0.247"0.222"0.197"0.172"0.142"
MACSAft to Fore2
 Fore to Fore3
 Aft to Aft3
 Fore to Aft4
Notes: Angles are left, right, and center; 20° angles used. Fore cuts are K, B, and Q (left, right, and center) and Aft cuts are M, D, and S.



Yale KeyMark Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.090"0.240"0.390"0.540"0.690"0.840"0.990"
Depth:0.1385"0.1260"0.1135"0.1010"0.0885"0.0760"0.0635"0.0510"0.0385"0.0260"
MACS:9
Notes: Cuts are tip to bow, and depths are measured from the bottom "ledge" of the key rather than the absolute bottom of the blank.



Arrow Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.256"0.411"0.566"0.721"0.876"1.031"
Depth:0.312"0.298"0.284"0.270"0.256"0.242"0.228"0.214"0.200"0.186"
MACS:7
Notes: (None)



Dexter Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.216"0.371"0.526"0.681"0.836"
Depth:0.320"0.305"0.290"0.275"0.260"0.245"0.230"0.215"0.200"0.185"
MACS:7
Notes: (None)



Falcon (Not IC) Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.237"0.393"0.549"0.705"0.861"1.017"
Depth:0.315"0.297"0.279"0.261"0.243"0.225"0.207"0.189"0.171"0.153"
MACS:7
Notes: (None)



Ilco Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.277"0.433"0.589"0.745"0.901"1.057"
Depth:0.320"0.302"0.284"0.266"0.248"0.230"0.212"0.194"0.176"0.158"
MACS:7
Notes: (None)



Kwikset (Standard) Depth and Spacing Information
 
1
2
3
4
5
6
7
Spacing:0.247"0.397"0.547"0.697"0.847"
Depth:0.329"0.306"0.283"0.260"0.237"0.214"0.191"
MACS:4
Notes: Kwikset SmartKey also uses these specs, with the exception of the #7 depth (which SmartKey doesn't use). A #7 is only used in master keying standard Kwikset.



Kwikset (Titan) Depth and Spacing Information
 
1
2
3
4
5
6
7
Spacing:0.097"0.247"0.397"0.547"0.697"0.847"
Depth:0.329"0.306"0.283"0.260"0.237"0.214"0.191"
MACS:4
Notes: (None)



Lockwood Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.277"0.433"0.589"0.745"0.901"1.057"
Depth:0.320"0.305"0.290"0.275"0.260"0.245"0.230"0.215"0.200"0.185"
MACS:7
Notes: (None)



Medeco Classic Depth and Spacing Information
 
1
2
3
4
5
6
Spacing:0.244"0.414"0.584"0.754"0.924"1.094"
Depth:0.266"0.236"0.206"0.176"0.146"0.116"
MACS:4
Notes: These locks use left, right, and center cuts (20°)



Medeco KeyMark Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.090"0.240"0.390"0.540"0.690"0.840"0.990"
Depth:0.1385"0.1260"0.1135"0.1010"0.0885"0.0760"0.0635"0.0510"0.0385"0.0260"
MACS:9
Notes: Cuts are tip to bow, and depths are measured from the bottom "ledge" of the key rather than the absolute bottom of the blank.



Schlage Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.231"0.387"0.543"0.699"0.855"1.011"
Depth:0.335"0.320"0.305"0.290"0.275"0.260"0.245"0.230"0.215"0.200"
MACS:7
Notes: (None)



Segal Depth and Spacing Information
 
0
1
2
3
4
5
6
Spacing: 0.262"0.418"0.574"0.730"0.886"1.042"
Depth:0.315"0.295"0.275"0.255"0.235"0.215"0.195"
MACS:5
Notes: (None)



Weiser Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.237"0.393"0.549"0.705"0.861"
Depth:0.315"0.297"0.279"0.261"0.243"0.225"0.207"0.189"0.171"0.153"
MACS:7
Notes: (None)



Weslock Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.220"0.376"0.532"0.688"0.844"
Depth:0.330"0.314"0.299"0.283"0.268"0.252"0.236"0.221"0.205"0.190"
MACS:7
Notes: (None)



Yale Depth and Spacing Information
 
0
1
2
3
4
5
6
7
8
9
Spacing: 0.206"0.371"0.536"0.701"0.866"1.031"
Depth:0.320"0.301"0.282"0.263"0.244"0.225"0.206"0.187"0.168"0.149"
MACS:7
Notes: (None)






Locksmith Fort Collins, CO - Fort Collins Locksmith