The QA1 valve disc kit is an eight-pack of replacement discs intended for valve service and rebuild applications. The listing shows .902 in OD x .004 in thick with a metric spec of 8 mm ID x 23 mm OD and .101 mm thickness. QA1 supplies replacement and service parts and technical support, providing a compact set of specified disc sizes for maintenance tasks that need precise components.
QA1 Valve Disc Kit - .902in OD x .004in Thick - 8 Pack