Danco Replacement Dielectric Union Washer Pack of 5 - 1-5/32" OD x 7/8" ID x 5/32" H
$8.85
Replacement rubber washer for dielectric unions, 1-5/32" O.D. x 7/8" I.D. x 5/32" H. Fits all Capitol and many other brand unions. 1 per UPC coded bag.