Parts Department moving to Nazareth, PA. Walk-ins are paused. Order ahead for pickup at the Clock Shop. Details
Mainspring (80-977)
Item # MS140

Mainspring (80-977)

$14.50
Order online or toll-free at 1-800-345-4101
Free 2024 parts catalog with any order (add ICAT)
Ships worldwide from Pennsylvania since 1938

Details

Width : 15/32 in 12.0 mm

Strength: .014 in .36 mm

Length: 72 in

Barrel Dia.: 41 mm

View all mainsprings in one chart here