Wen LA4444

INSTRUCTION MANUAL
EXPLODED VIEW & PARTS LIST
4-INCH 4-JAW
SELF-CENTERING LATHE CHUCK
Compatible with all WEN Wood Lathes
MODEL LA4444
4
No. Part No. Description Qty.
1 LA4444-001 Scroll Screw 1
2 LA4444-002 Retaining Ring 1
3 LA4444-003 Jaw Carriage 3 1
4 LA4444-004 Jaw 3 1
5 LA4444-005
Jaw-Mounting Screw,
Socket-Head, M6x8
8
6 LA4444-006 Chuck Body 1
7 LA4444-007
Stop Screw,
M4-0.7x8
1
No. Part No. Description Qty.
8 LA4444-008
Screw Chuck,
M10-3.0x20
1
9 LA4444-009 Jaw Carriage 4 1
10 LA4444-010 Jaw 4 1
11 LA4444-011 Chuck Key 2
12 LA4444-012 Jaw 1 1
13 LA4444-013 Jaw Carriage 1 1
14 LA4444-014 Jaw 2 1
15 LA4444-015 Jaw Carriage 2 1
HAVE PRODUCT QUESTIONS? NEED TECHNICAL SUPPORT? Please feel free to contact us:
TECHSUPPORT@WENPRODUCTS.COM1-800-232-1195 (M-F 8AM-5PM CST)
This item has a 2-year warranty - for the full warranty statement, please visit wenproducts.com.
Replacement jaws and the most up-to-date instruction manuals can be found on wenproducts.com.
1
11
15
14
13
12
5
5
5
5
2
6
3
4
7
10
9
8
Mounting Thread 1"-8
Screw Chuck Thread M10-3.0x20
Jaw Type Dovetail, 2" to 2-3/4"
External Grip Range (Fig. 1) 1-5/8" to 2-3/8"
Internal Grip Range (Fig. 2) 2" to 2-3/4"
Self-Centering Yes
Your chuck is designed to aid in holding wooden
workpieces on your lathe, and is capable of gripping
on both the outside and inside of various workpieces.
EXTERNAL GRIP VS INTERNAL GRIP
The external grip is applied on the exterior of the
workpiece, while the internal grip is applied on the
interior of the workpiece. See Figures 1 & 2.
DOVETAIL JAWS
Your chuck has dovetailed jaws that are suitable for
gripping a recess or tenon prepared in your work-
piece for clamping. Ensure that the recess or tenon
prepared has a flat base so that it can rest flush
against the flat surface of the chuck jaws. For the di-
mensions of your chuck’s dovetailed jaws, see Fig. 3.
Fig. 1 External Grip
KNOW YOUR LATHE CHUCK
1
2
3
4
Packing List
1) Chuck ......................1
2) Screw Chuck ............ 1
3) Chuck Key Handle ....2
4) Chuck Key Rod ........2
Internal Grip Fig. 2
Visit wenproducts.com and search the phrase
"wood lathe" to purchase live centers and other
lathe accessories.
V. 2019.09.26

Wen LA4444 Specifications

General

Brand	Wen
Model	LA4444
Category	Power Tool Accessories
Language	English

Summary

Know Your Lathe Chuck

Packing List

Lists all components included with the lathe chuck package for user verification.

External Grip vs Internal Grip

Explains the two methods of workpiece gripping: external for the exterior and internal for the interior.

Dovetail Jaws

Describes the dovetailed jaws suitable for gripping recesses or tenons in workpieces.

Operation

Removing Grease

Instructions to remove the protective grease coating from the chuck surfaces before use.

Using a Live Center

Guidance on using a live center for supporting long workpieces during turning.

Mounting the Chuck on Your Lathe

Step-by-step instructions for securely attaching the chuck to the lathe headstock spindle.

OpeningClosing the Jaws

Detailed procedure for manipulating the chuck jaws to grip or release workpieces.

Mounting the Screw Chuck

Procedure for mounting the included screw chuck for turning larger workpieces.

Maintenance

Cleaning & Lubrication

Recommendations for cleaning the chuck and applying dry lubricants for smooth operation.

Disposal

Guidelines for responsible disposal and recycling of the product at its end of life.