8" 3 Jaw Reversible Self Centering Lathe Chucks D1-4 .0039" TIR Certificate XL[

Description

SHARS 8" 3 Jaw Reversible Self Centering Lathe Chucks D1-4 .0039" TIR Runout Certificate NEW
Outstanding accuracy, versatility and durability.
Each high quality chuck comes with a
certification
that documents
TIR
.
Product Code
202-5439
Product description
Diameter: 8"
Back mounting: D1-4
Center hole: 1.97"
Thickness:3.38"
Dia. Of Stud: 5/8"
Studs Included:  3
Spindle Nose Dia: 2.50"
Runout: .0039"
Max. Input Torque: 250 Nm
Product features
American Standard
Accuracy is maintained for the entire clamping range
Semi-steel chuck body made from high quality cast iron
Three pinion design with each pinion ground and hardened to HRC 43
Two piece jaw design with a master jaw and a top reversible jaw in American Standard tongue and groove specification
Both side of 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 jaw to its designated chuck body, the jaw's finish machining are performed on a closed tolerance state of the art CNC machine from Japan
Scroll plate's thread flank are ground on both side to achieve a tighter contact with the master jaw
Each chuck has gone through rigorous accuracy and repeatability inspection with clamping and jamming multiple random testing rods or rings
Internal Jaw:
Clamping Range A-A1: 0.157-3.346"
Jamming Range B-B1: 2.559-7.874"
External Jaw
Clamping Range C-C1: 2.559-7.874"
"D Type" and Camlock
Size (inch)
Back Plate
D (inch)
D1 (inch)
D2 (inch)
D3 (inch)
H (inch)
H1 (inch)
H2 (inch)
h (inch)
z-d (metric)
8
D1-4
7.874
2.501
3.252
1.969
4.606
3.386
0.512
0.394
3M-10x1
Product includes
1 set of reversible jaws for inside and outside
3 pc of 5/8" diameter stud for D1-4
1 hexagon wrench
Relate Product
please click picture for relate products' details.
We have other chucks & back plates available at
My Ebay Store
:
SHIPPING: UPS Ground
Buyer pays
ACTUAL UPS shipping & insurance, and a .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.