Lathe Chucks

This page provides lathe chuck capacities and mounting dimensions.

3-Jaw Self Centering Lathe Chuck Capacities

* Reported by mini-lathe.com.

3-Jaw Self Centering Lathe Chuck Mounting Dimensions

Lathe chuck dimensions

Chuck	Diameter D	Registration Recess Diameter D1	Bolt Circle Diameter D2	Center Hole D3	Registration Recess Depth h	Body Thickness H	Number and Size of Bolts
3" 3‑Jaw	80 mm 3.15"	55 mm 2.17"	66 mm 2.60"	16 mm 0.63"	3.5 mm 0.14"	50 mm 1.97"	3 M6
4" 3-Jaw	100 mm 3.94"	72 mm 2.83"	84 mm 3.31"	22 mm 0.87"	3.5 mm 0.14"	55 mm 2.17"	3 M8
5" 3-Jaw	125 mm 4.92"	95 mm 3.74"	108 mm 4.25"	30 mm 1.18"	3.5 mm 0.14"	58 mm 2.28"	3 M8
6" 3-Jaw	160 mm 6.30"	130 mm 5.12"	142 mm 5.59"	40 mm 1.57"	5 mm 0.20"	65 mm 2.56"	3 M8

4-Jaw Independent Lathe Chuck Capacities

* Reported by mini-lathe.com.

4-Jaw Independent Lathe Chuck Mounting Dimensions

Lathe chuck dimensions

Chuck	Diameter D	Registration Recess Diameter D1	Bolt Circle Diameter D2	Center Hole D3	Registration Recess Depth h	Body Thickness H	Number and Size of Bolts
3" 4‑Jaw	80 mm 3.15"	55 mm 2.17"	66 mm 2.60"	22 mm 0.87"	3 mm 0.12"	42 mm 1.65"	4 M6
4" 4-Jaw	100 mm 3.94"	72 mm 2.83"	84 mm 3.31"	25 mm 0.98"	3.5 mm 0.14"	54 mm 2.13"	4 M8
5" 4-Jaw	125 mm 4.92"	95 mm 3.74"	108 mm 4.25"	30 mm 1.18"	4.5 mm 0.18"	56 mm 2.20"	4 M8
6" 4-Jaw	160 mm 6.30"	65 mm 2.56"	95 mm 3.74"	45 mm 1.77"	5 mm 0.20"	65 mm 2.56"	4 M10

Special Lathe Chuck Capacities

Special Lathe Chuck Mounting Dimensions

Lathe chuck dimensions

Chuck	Diameter D	Registration Recess Diameter D1	Bolt Circle Diameter D2	Center Hole D3	Registration Recess Depth h	Body Thickness H	Number and Size of Bolts
4" 4-Jaw Self Centering	102 mm 4.02"	70 mm 2.76"	83 mm 3.27"	20 mm 0.79"	4 mm 0.16"	50 mm 1.97"	3 M8
4" 6-Jaw Self Centering	100 mm 3.94"	72 mm 2.83"	84 mm 3.31"	26 mm 1.02"	3.5 mm 0.14"	53.5 mm 2.11"	3 M8