Clear Compatibility:Includes 2pcs 403992 O ring compatible with Paslode cordless framing nailer models that use the retaining ring system for cylinder sealing. Confirm your tool model and parts diagram before ordering
FKM Fluoroelastomer Material:Made from brown FKM fluoroelastomer for resistance to heat fuel vapor oil contact and common shop chemicals to support sealing stability during repeated firing cycles
Part Number Reference:Compatible with Paslode 403992 seal ring applications commonly used as a nail gun cylinder seal ring in the cylinder and retaining ring area during routine service
Supports Consistent Cycling:Helps seal between combustion and air chambers to reduce air leakage and support steady pressure for consistent firing and smooth cycling when replacing worn seals
Two Piece Maintenance Set:Two replacement O rings included for one immediate install plus one spare for future maintenance to help reduce downtime during cordless framing nailer servicing