Shars 4" 3 Jaw Self Centering Lathe Chuck .003” TIR 5C Shank Arbor
Each high quality chuck comes with a certification that documents TIR
Product Code
Product description
- Diameter: 4"
- Arbor Mounting: 5C
- Chuck Center Hole: 0.866"
- Chuck Body Thickness: 2.165"
- Runout: 0.005"
Product application
Product features
- 5c arbor allow to use in headstock to replace typical lathe chuck for more rigid clamping in small part application
- Self Centering lathe chuck will open and close all 3 jaws simultaneously
- Semi-steel chuck body made from high quality cast iron
- 3 pinion available around the chuck body to allow easy access for the lathe chuck key to open or close the jaws
- Each pinion is ground and hardened to HRC 43
- Both sides of the jaw teeth and guides are ground and hardened to HRC 58-62
- Each set of jaws are serialized in their own set
- A serialized set of jaws are then finished, ground, and lapped on their designated chuck body which will be the same chuck body on the final assembly to achieve a greater accuracy
- Before assembling the jaws to its designated chuck body, the jaws finish machining is performed on a close tolerance state of the art CNC machine from Japan
- The scroll plate's thread flank are ground on both sides to achieve tighter contact with the master jaw
- Each chuck has gone through rigorous accuracy and repeatability inspection by clamping and jamming multiple random testing rods or rings
- Accuracy is maintained for the entire clamping range
- Internal Jaw:
- Clamping Range A-A1: 0.078-1.181"
- Jamming Range B-B1: 1.181-3.543"
- External Jaw
- Clamping Range C-C1: 1.181-3.150"
Product includes
- One set of inside jaws (3 pcs per set) for internal holding
- One set of outside jaws (3 pcs per set) for external holding
- Lathe chuck key
Each high quality chuck comes with a certification that documents TIR
We have other chucks & back plates available at My Ebay Store:
If you need to speak to a sales person feel free to call. We are open Monday through friday 8:30 to 5:00 est. Phone:1-630-443-3244
Email: discountmachineshop@gmail.com
SHIPPING: UPS Ground
Buyer pays ACTUAL UPS shipping & insurance, and a $3.00 handling fee for this item to be shipped to all states within the continental United States. Hawaii, Alaska & and other United States Territories will ship via UPS BLUE. Canada will pay actual shipping costs plus duty fees via UPS.
We can combine other auctions or store items to save on shipping. You may ask for freight cost before buying tools. Shipment will be made the same day as your payment is received and an UPS tracking number will be email to you. If your order is being shipped to an address outside of the United States, local consumer tax and/or customs duty , brokerage charges may apply and the package's recipient may need to pay these to clear customs.
PAYMENT:
We accept VISA, MasterCard and E-Check on PayPal.com
Illinois resident adds 8% sales tax.
RETURNS:
If the item stated as brand new is found defective on arrival or incorrect item was shipped, buyer understands that the product will be repaired or replaced at seller's discretion, and be given a reasonable amount of time. Buyer is responsible for return shipping costs and insurance. Warranties are offered by the manufacturer and will be honored by the manufacturer. All shipping and handling fees will not be returned in any case.
Any questions regarding our tools, feel free to email us at discountmachineshop@gmail.com