8″ L-MOUNT L-00 BACK PLATE FOR 3-JAW CHUCK (3900-4849) (SKU: 3900-4849)
8″ L-M (L-00) Back Plate for 3-Jaw Chucks
- For 8″ lathe plain back chuck to adapt to an L-00 spindle lathe
- Plain-back chucks require the adapter plate to be machined before mounting to ensure concentricity
- These adapters have no holes
- Please Note that the item pictured is of a back plate that has been machine. The back plate you will receive is new, unused and has not been machined
- Made of high grade casting steel
Specifications
- 8″ L-M (L-00) Back Plate for 3-Jaw Chucks
- For 8-1/4″ lathe plain back chuck to adapt to an L-00 spindle lathe.
- Plain-back chucks require the adapter plate to be machined before mounting to ensure concentricity.
- These adapters have no holes.
- Please Note that the item pictured is of a back plate that has been machine. The back plate you will receive is new, unused and has not been machined.
- Made of high grade casting steel.
- Weight: 19
- Dimensions: L 4, W 8, H 4
Benefits
- Industrial-grade tooling designed for dependable shop performance.
- Supports consistent results when applied with correct setup practices.
- A practical choice for U.S. machine shops and maintenance work.
Recommended use
- Confirm compatibility (size, interface, machine capacity) before ordering.
- Follow safe operating practices and use appropriate PPE.
- Optimize setup rigidity and process parameters for best results.
USA Warehouse Stock — Fast U.S. fulfillment.







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