Plumbing Supplies
VA 10/20/30/40NBR Rubber O V Ring Gasket Sealing Cuff Rotary Rod Shaft Water Seal(5Pieces VA-32)
O-Rings
https://www.bizrate.co.uk/plumbingsupplies/va-10-20-30-40nbr-rubber-o-v-oid40458885299.html
