The QA1 valve disc kit is an eight-pack of replacement discs for valve servicing and rebuilds. Specs list .827 in OD x .012 in thick with metric sizing of 8 mm ID x 21 mm OD and .305 mm thickness. QA1 supplies replacement and service parts with technical support, making these discs a useful choice when maintenance requires consistent, precisely dimensioned disc components.
QA1 Valve Disc Kit - .827in OD x .012in Thick - 8 Pack