Lathe Chuck, 3-Jaw 3" Premium, Harlingen

Self-centering 3-Jaw lathe chuck
3" (80 mm) diameter
Radial runout maximum of ≤ 0.002" (0.05 mm)
High quality components for enhanced wear-resistance
Includes chuck key, inside and outside jaws

Part Number: 4940
Weight: 4.35 lb

Price: $139.95

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Harlingen 3 inch 3-jaw self-centering lathe chuck. The Harlingen chucks have similar specifications to our other lathe chucks in terms of clamping range however they have a better runout and the material construction of the chuck is better.

The runout of these chucks is rated at ≤ 0.002" vs ≤ 0.003" for other chucks in this class.

The chuck body is made of wear-resistant cast iron with a higher hardness than similarly made lathe chucks.

The cover plate, scroll plate and pinions are all constructed of higher quality steels for added strength and resistance to wear.

The jaws are made of 1045 hardened carbon steel and manufactured for precise fit and clamping performance.

Each chuck has in individual serial number and inspection report.

See the Compatibility tab for machines and other products that work with this product.

Specifications

Specifications
Rated Capacity, Inside Jaws	0.08" - 0.87" (2.0 mm - 22.0 mm)
Rated Capacity, Jamming Range	0.98" - 2.76" (25.0 mm - 70.0 mm)
Rated Capacity, Outside Jaws	0.87" - 2.48" (22.0 mm - 63.0 mm)
Runout (Max)	≤ 0.002" (0.05 mm)
Diameter, Overall	3.15" (80.0 mm)
Registration Recess Diameter	2.17" (55.0 mm)
Registration Recess Depth	0.14" (3.5 mm)
Bolt Circle Diameter	2.60" (66.0 mm)
Center Hole Diameter	0.63" (16.0 mm)
Height	1.97" (50.0 mm)
Jaw Height Above Face	0.63" (16.0 mm)
Height with Jaws	2.60" (66.0 mm)
Number and Size of Bolts	3 M6
Chuck Key	0.31" (8.0 mm)
Max RPM	4000 RPM
Chuck Designation	K11-80