Carbon Steel Backing Rings for Fiberglass Pipe
This carbon steel backing ring sits behind molded fiberglass flanges to effectively disperse bolt torque and eliminate cracked flanges.
Showing all 11 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 |
|---|---|---|---|---|---|---|---|---|---|
| 01CS-SFP | 357-SFP | 1″ | 2.07″ | 4-1/4″ | 9/16″ | 3-1/8″ | 4 | 5/8″ | 1.5 lb |
| 0150CS-SFP | 359-SFP | 1-1/2″ | 2.94″ | 5″ | 9/16″ | 3-7/8″ | 4 | 5/8″ | 2 lb |
| 02CS-SFP | 268-SFP | 2″ | 3.46″ | 6″ | 9/16″ | 4-3/4″ | 4 | 3/4″ | 3 lb |
| 0250CS-SFP | 182-SFP | 2-1/2″ | 4.05″ | 7″ | 9/16″ | 5-1/2″ | 4 | 3/4″ | 3.5 lb |
| 03CS-SFP | 172-SFP | 3″ | 4.65″ | 7-1/2″ | 9/16″ | 6″ | 4 | 3/4″ | 4 lb |
| 04CS-SFP | 149-SFP | 4″ | 5.94″ | 9″ | 9/16″ | 7-1/2″ | 8 | 3/4″ | 5 lb |
| 06CS-SFP | 126-SFP | 6″ | 7.82″ | 11″ | 9/16″ | 9-1/2″ | 8 | 7/8″ | 7 lb |
| 08CS-SFP | 144-SFP | 8″ | 10.15″ | 13-1/2″ | 9/16″ | 11-3/4″ | 8 | 7/8″ | 9 lb |
| 10CS-SFP | 150-SFP | 10″ | 12.55″ | 16″ | 9/16″ | 14-1/4″ | 12 | 1″ | 11 lb |
| 12CS-SFP | 152-SFP | 12″ | 14.71″ | 19″ | 9/16″ | 17″ | 12 | 1″ | 16 lb |
| 14CS-SFP | 184-SFP | 14″ | 16.50″ | 21″ | 9/16″ | 18-3/4″ | 12 | 1-1/8″ | 19 lb |