Sprue Plate Lock Nut
Suits Magma Engineering Molds and is a compatible replacement for Magma part number MM-070
1/4" x 28 TPI UNF Zinc Hex Conelock Nuts High Tensile Grade C (7/16 Spanner)
Mechanical Prevailing Torque Nuts (Conelock nut) are ideal for environments with vibration, shock, high temperatures, or continuous load cycles. They require more torque when adjusting spring compression on the sprue bolt than traditional aircraft nuts but maintain their position reliably.
This product is non-OEM and is an aftersales alternative.







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