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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 modifi cations to suit your needs.

SB1384 6" Blank Back Plate
SB1386 8" 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.

SB1388 6" Back Plate 11/2" X 8 TPI
SB1389 6" Back Plate 21/4" X 8 TPI
SB1390 8" 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.

SB1391 61/4" 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.

SB1393 61/4" Back Plate D1-4
SB1395 81/4" 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.

SB1397 61/4" Back Plate D1-5
SB1399 81/4" Back Plate D1-5
SB1401 101/2" 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.

SB1434 81/4" Back Plate D1-6
SB1402 101/2" Back Plate D1-6
SB1403 101/2" Back Plate D1-8
SB1404 121/2" 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".

SB1385 6" Blank Back Plate - Thick
SB1387 8" 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.

SB1392 61/4" Back Plate D1-3 - Thick
SB1394 61/4" Back Plate D1-4 - Thick
SB1396 81/4" Back Plate D1-4 - Thick
SB1398 61/4" Back Plate D1-5 - Thick
SB1400 81/4" Back Plate D1-5 - Thick
SB1435 81/4" Back Plate D1-6 - Thick