12″ Factory Mutual (FM) Approved T-316L Stainless Steel Two-Piece Backing Ring to Fit High Density Polyethylene (HDPE) DIPS Pipe FM042-18/8-DIPS #FM122-18/8-DIPS
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Specifications
| Legacy Part Number | FM122-18/8-DIPS |
| Brands | MARZOLF™ |
| Size | 12″ |
| Inside Diameter (I.D.) | 13.37″ |
| Outside Diameter (O.D.) | 19″ |
| Thickness (T) | 2-1/4″ |
| Bolt Circle (B.C.) | 17″ |
| Number of Holes | 12 |
| Holes Diameter (H.D.) | 1″ |
| Materials | T-316L Stainless Steel |