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South Bend Lathe Company

Since 1906

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Back Plates

All South Bend back plates are made of fi ne-grain cast iron. Whether you need a blank or semi-fi nished back plate, you can depend on the quality and precision you’ve come to expect from South Bend.

Blank Back Plates - 6", 8"

For chucks with uncommon mounts, these Blank Plates allow you to make modifications to suit your needs.

SKU Description
SB13846" Blank Back Plate
SB13868" Blank Back Plate
Back Plates - 1-1/2" & 2-1/4" x 8 TPI

For lathes with 1-1/2" x 8" and 2-1/4" x 8" threaded spindles, these Blank Plates allow you to make modifi cations to fi t your lathe chuck. Simply mount to your lathe, true up the face and turn down the ledge to fit your chuck.

SKU Description
SB13886" Back Plate 11/2" X 8 TPI
SB13896" Back Plate 21/4" X 8 TPI
SB13908" Back Plate 21/4" X 8 TPI
D1-3 Back Plate

Sized to fit D1-3 chuck mounts, these Back Plates are precision made and mount to your chuck with minimal modifi cations.

SKU Description
SB139161/4" Back Plate D1-3
D1-4 Back Plates

Sized to fi t D1-4 chuck mounts, these Back Plates are precision made and mount to your chuck with minimal modifications.

SKU Description
SB139361/4" Back Plate D1-4
SB139581/4" Back Plate D1-4
D1-5 Back Plates

Sized to fi t D1-5 chuck mounts, these Back Plates are precision made and mount to your chuck with minimal modifi cations.

SKU Description
SB139761/4" Back Plate D1-5
SB139981/4" Back Plate D1-5
SB1401101/2" Back Plate D1-5
D1-6 & D1-8 Back Plates

Sized to fi t D1-6 and D1-8 chuck mounts, these Back Plates are precision made and mount to your chuck with minimal modifi cations.

SKU Description
SB143481/4" Back Plate D1-6
SB1402101/2" Back Plate D1-6
SB1403101/2" Back Plate D1-8
SB1404121/2" Back Plate D1-8
Thick Back Plates - Blank

These back plates are manufactured thicker for use with adjustable chucks. This extra thickness allows a large step to be machined on the front of the plate for use by the adjusting screws on the chuck. The remaining material safely supports and secures the chuck. Both plates are supplied with a bore of 1.968".

SKU Description
SB13856" Blank Back Plate - Thick
SB13878" Blank Back Plate - Thick
Thick Back Plates - Camlock Mount

Made thicker for use with adjustable chucks, this extra thickness allows a large step to be machined on the front of the plate for use with the adjusting screws on the chuck. The remaining material safely supports and secures the chuck. Supplied with studs as shown.

SKU Description
SB139261/4" Back Plate D1-3 - Thick
SB139461/4" Back Plate D1-4 - Thick
SB139681/4" Back Plate D1-4 - Thick
SB139861/4" Back Plate D1-5 - Thick
SB140081/4" Back Plate D1-5 - Thick
SB143581/4" Back Plate D1-6 - Thick