Comparison : Item # P52S1066WN8004N, 600# Schedule 80 Weld Neck Raised Face Flange, 316 Stainless Steel
Item # P52S1066WN8006N, 600# Schedule 80 Weld Neck Raised Face Flange, 316 Stainless Steel
Item # P52S1066WN8010N, 600# Schedule 80 Weld Neck Raised Face Flange, 316 Stainless Steel
Item # P52S1066WN8014N, 600# Schedule 80 Weld Neck Raised Face Flange, 316 Stainless Steel
Item # P52S1066WN8020N, 600# Schedule 80 Weld Neck Raised Face Flange, 316 Stainless Steel