Watch Gasket Waterproof Thick O-Ring Assortment 150 Pieces
$34.95
This o-ring watch case back seal assortment contains round gaskets that are made of solid tube rubber to create an airtight seal. The gaskets are flexible enough to fit not only round watch case backs but, square, rectangle and other fancy shaped case backs. The thicknesses range from .80 mm to 1.00 mm and the inside diameters range from 20mm to 35.3mm.
Note: Diameter measured is the interior diameter of the gasket.
- Assortment contains 50 different o-ring sizes in 4 different thicknesses
- In .80 mm thickness there are 19 different sizes: 20.3, 21, 23, 25, 27, 28, 28.5, 29, 29.5, 30.5, 31, 31.6, 32, 32.5, 33, 34.5 and 35.0mm
- In .90 mm thickness there are 19 different sizes: 20, 20.6, 22, 24, 28, 28.5, 29, 29.5, 30, 30.6, 31, 31.5, 32, 33, 33.5, 34, 34.5, 35 and 37.0mm
- In 1.00 mm thickness there are 12 different sizes: 20, 26, 27.5, 28, 28.5, 29.5, 30, 31, 32, 33.75, 34.5 and 35.0mm
- Contains 3 of each size
- Can easily be reordered by size in the following format: thickness-mm diameter (80-2030)
- Refills are available in packages of 3
- Kit has a total of 150 pieces
- O-rings fit a variety of watch case backs from round to square
- Maintain airtight seal
- Thick size o-rings
- Made of rubber
