# 6 (5/16") Flared Fitting Copper Washer. Over a period of time of loosening and tightening flared fittings they have a tendency to wear in the sealing area of the...

# 8 (3/8") Flared Fitting Copper Washer. Over a period of time of loosening and tightening flared fittings they have a tendency to wear in the sealing area of the...

# 10 (1/2") Flared Fitting Copper Washer. Over a period of time of loosening and tightening flared fittings they have a tendency to wear in the sealing area of the...