Vintage Clock Parts Guide

How to Choose the Correct Clock Gears & Pinions (Module, Tooth Count, Arbor Fit)
How to Choose the Correct Clock Gears & Pinions (Module, Tooth Count, Arbor Fit)
Introduction Clock gears and pinions transfer power through the movement, controlling timing, strike, and chime functions. Choosing the wrong module size, tooth count, or arbor fit leads to binding, excessive... Read more...
How to Choose the Right Clock Pulleys (Diameter, Chain/Cable Fit, Movement Requirements)
How to Choose the Right Clock Pulleys (Diameter, Chain/Cable Fit, Movement Requirements)
Introduction Clock pulleys are essential components in weight-driven clocks, especially tall-case and some wall clocks. The pulley must match the chain or cable size, movement requirements, and weight rating. Choosing... Read more...
How to Choose the Correct Clock Mainsprings (Strength, Length, Barrel Compatibility)
How to Choose the Correct Clock Mainsprings (Strength, Length, Barrel Compatibility)
Introduction Mainsprings store and release the power that drives mechanical clocks. Choosing the wrong strength, length, or barrel-compatible size leads to weak running, overwinding issues, or damage to the movement.... Read more...
How to Choose the Correct Clock Weights (Weight Rating, Shell Style, Movement Compatibility)
How to Choose the Correct Clock Weights (Weight Rating, Shell Style, Movement Compatibility)
Introduction Clock weights power weight-driven movements and must match the movement’s specifications exactly. Choosing the wrong weight rating, shell style, or movement compatibility leads to poor timekeeping, weak strike or... Read more...
How to Choose the Right Clock Chains & Cables (Length, Gauge, Movement Compatibility)
How to Choose the Right Clock Chains & Cables (Length, Gauge, Movement Compatibility)
Introduction Chains and cables power weight-driven clocks and must match the movement’s specifications exactly. Choosing the wrong length, gauge, or pitch leads to slipping, jamming, uneven weight drop, or a... Read more...
How to Choose the Correct Clock Pendulum Rod (Length, Material, Movement Compatibility)
How to Choose the Correct Clock Pendulum Rod (Length, Material, Movement Compatibility)
Introduction The pendulum rod determines the effective pendulum length and directly affects timekeeping accuracy. Choosing the wrong rod length, material, or movement-compatible design leads to fast or slow running, poor... Read more...
How to Choose the Right Clock Pendulum Bobs (Diameter, Weight, Rating Compatibility)
How to Choose the Right Clock Pendulum Bobs (Diameter, Weight, Rating Compatibility)
Introduction Pendulum bobs regulate the clock’s timing and must match the pendulum rod, leader, and movement rating. Choosing the wrong diameter, weight, or rating compatibility leads to fast or slow... Read more...
How to Choose the Correct Clock Pendulum Leaders (Length, Hook Style, Movement Compatibility)
How to Choose the Correct Clock Pendulum Leaders (Length, Hook Style, Movement Compatibility)
Introduction Pendulum leaders connect the suspension spring to the pendulum and are essential for proper timekeeping. Choosing the wrong length, hook style, or movement-compatible design leads to poor pendulum swing,... Read more...
How to Choose the Correct Clock Screws & Fasteners (Thread Size, Length, Head Style)
How to Choose the Correct Clock Screws & Fasteners (Thread Size, Length, Head Style)
Introduction Clock screws and fasteners are essential for securing plates, bridges, dials, hands, and movement components. Because clocks use specialized thread sizes and head styles, choosing the wrong screw can... Read more...
How to Choose the Right Clock Suspension Spring (Length, Thickness, Movement Compatibility)
How to Choose the Right Clock Suspension Spring (Length, Thickness, Movement Compatibility)
Introduction The suspension spring controls the pendulum’s motion and is one of the most commonly replaced parts in mechanical clocks. Choosing the wrong length, thickness, or block style leads to... Read more...
How to Choose the Right Clock Arbors & Pivot Hardware (Length, Diameter, Compatibility)
How to Choose the Right Clock Arbors & Pivot Hardware (Length, Diameter, Compatibility)
Introduction Arbors and pivots are critical components in every mechanical clock movement. Worn or damaged arbors cause depthing issues, power loss, and premature wear on gears and bushings. This guide... Read more...
How to Choose the Correct Clock Gears & Pinions (Tooth Count, Module, Compatibility)
How to Choose the Correct Clock Gears & Pinions (Tooth Count, Module, Compatibility)
Introduction Gears and pinions transfer power through the clock’s train. Choosing the wrong tooth count, module, or arbor size leads to binding, skipping, poor depthing, or a clock that won’t... Read more...