Gruvlok®
Gruvlok® 0390080844 FSR Seal Ring, Carbon Steel, 3 in Nominal, 3-1/2 in OD x 0.12 in THK, Domestic
Gruvlok® Seal Ring, Series: FSR, 3 in Nominal, 3-1/2 in Outside Dia, 0.12 in Thickness, Carbon Steel, Galvanized, Domestic

Documents
- Grooved pipe couplings and fittings are used to join pipes in both wet and dry systems.
- Flange adapter inserts for use with 7012/7013 flanges
- Carbon steel rings come zinc electroplated standard
- Standard/Approvals: ASTM A 1011
Gruvlok® Seal Ring, Series: FSR, 3 in Nominal, 3-1/2 in Outside Dia, 0.12 in Thickness, Carbon Steel, Galvanized, Domestic
The Gruvlok® flange adapter insert is designed for use with the Gruvlok® 7012 & 7013.The flange adapter is required when mating the Gruvlok® 7012 & 7013 to a rubber line valve or serrated face flange surface. The flange adapter ring is used in combination with a rubber lined valve or flange gasket to provide a smooth sealing surface for the 7012 & 7013 flange gasket.
- Brand: Gruvlok®Domestic/Import: DomesticMaterial: Carbon SteelNominal Size: 3Outside Diameter: 3-1/2Series: FSRThickness: 0.12Finish: Galvanized