LOCTITE 680

176132174/2790209672 Loctite 680 Retaining Compound Top Pick Loctite 680 is a high strength, high viscosity room temperature curing adhesive used to join fitted cylindrical parts. It fixtures in 10 minutes and provides a shear strength of psi. Capable of filling diametral gaps up to in. (0.38 mm). Loctite 680 allows relaxed machining tolerances, and replaces clamp rings, set screws, and snap rings. Gives best resistance to dynamic, axial and radial loads. Recommended for retaining shafts, gears, pulleys and similar cylindrical parts. NSF/ANSI 61 Certified. ABS Approved.