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3/8 Inch (in) Thickness T-316L Stainless Steel Two-Piece Backing Ring Flanges to Fit Polyvinyl Chloride (PVC)/Chlorinated Polyvinyl Chloride (CPVC) Van Stone

This line of MARZOLF™ Two-Piece Backing Rings is designed to reinforce PVC and CPVC Van Stone flanges. These split flanges disperse bolt torque to facilitate higher bolt torques and ultimately increase the pressure capability of plastic flanges.

Showing all 9 results

Item # Legacy Part Number Size Inside Diameter (I.D.) Outside Diameter (O.D.) Thickness (T) Bolt Circle (B.C.) Number of Holes Holes Diameter (H.D.) Weight Each
01T316-3/8-2.00-SB 3572-3/8-2.00-SB 1″ 2.00″ 4-1/4″ 3/8″ 3-1/8″ 4 5/8″ lb
0150T316-3/8-2.68-SB 3592-3/8-2.68-SB 1-1/2″ 2.68″ 5″ 3/8″ 3-7/8″ 4 5/8″ lb
02T316-3/8-3.13-SB 2682-3/8-3.13-SB 2″ 3.13″ 6″ 3/8″ 4-3/4″ 4 3/4″ lb
03T316-3/8-4.60-SB 1722-3/8-4.60-SB 3″ 4.60″ 7-1/2″ 3/8″ 6″ 4 3/4″ lb
04T316-3/8-6.00-SB 1492-3/8-6.00-SB 4″ 6.00″ 9″ 3/8″ 7-1/2″ 8 3/4″ lb
06T316-3/8-7.88-SB 1262-3/8-7.88-SB 6″ 7.88″ 11″ 3/8″ 9-1/2″ 8 7/8″ lb
08T316-3/8-9.48-SB 1442-3/8-9.48-SB 8″ 9.48″ 13-1/2″ 3/8″ 11-3/4″ 8 7/8″ lb
10T316-3/8-12.00-SB 1502-3/8-12.00-SB 10″ 12.00″ 16″ 3/8″ 14-1/4″ 12 1″ lb
12T316-3/8-14.00-SB 1522-3/8-14.00-SB 12″ 14.00″ 19″ 3/8″ 17″ 12 1″ lb