Product description

The 1972279 worm screw is a precision-machined mechanical component used in the drive or adjustment mechanism of Snap-On M3800 series tire changers. It facilitates the conversion of rotational motion into linear force or allows for fine adjustment of the mounting head and arm assemblies. Mechanical fatigue or lack of lubrication can cause the threads to gall or strip over time, leading to imprecise movement or complete mechanical failure. Installing this high-strength worm screw restores the mechanical accuracy and torque transmission required for professional-grade tire service.

Product highlights

• Precision Machined: Manufactured to tight tolerances to ensure smooth engagement and minimal backlash.
• High-Strength Alloy: Forged from durable steel to resist wear and thread deformation under load.
• OEM Specification: Designed as a direct replacement for the 3009946 part found in specialty tire machines.
• Reliable Torque: Essential for maintaining the mechanical advantage needed for heavy-duty mounting tasks.

Specs

Manufacturer Part Number: 1972279
OEM Reference: 3009946
Country of Manufacture: USA

Direct replacement models

Snap-On: 1972279
Fits Models: Snap-On M3800 series tire changers and related mechanical assemblies.

You will receive the same product or an OEM-Equivalent that meets the highest standard of the OEM with warranty that will be a direct-fit. Manufactured with rigorous industry standards and certified in the USA with superior quality to the OEM.