The Chelsea 28P290 is a replacement O-ring measuring 3.109 inches in diameter by .139 inches in cross-section, designed for Chelsea PTO applications. O-rings at this size serve as sealing components at key interfaces within a power takeoff assembly, helping maintain fluid containment where housings, covers, or shafts meet. When replacing seals on a Chelsea PTO unit, matching exact dimensions is critical to a proper seat and effective seal. The 28P290 carries a straightforward dimension callout directly in the part name, making verification against your disassembled unit straightforward. Available from Pro Gear and Transmission. Call us to confirm this is the correct ring for your unit before ordering.
Features
Chelsea genuine PTO O-ring, part number 28P290
3.109 in. outside diameter
.139 in. cross-section thickness
Direct-replacement seal for Chelsea PTO assemblies
Precise dimensional callout allows quick verification against the original part
Tech Specs
- O-Ring Diameter: 3.109 in.
- O-Ring Cross-Section: .139 in.
- Brand: Chelsea
- Part Number: 28P290
- Application: Chelsea PTO
