This QA1 valve disc kit is an eight-pack of replacement discs specified at 10 mm inner diameter x 23 mm outer diameter and roughly 0.200 mm (about 0.008 in) thick. Provided for valve servicing and rebuilds, the kit supplies the exact disc dimensions needed for accurate valve reassembly and is supported by QA1’s replacement-parts program and technical assistance.
QA1 Valve Disc Kit - .900in OD x .008in Thick - 8 Pack