Brush-top sealant approved for use in aviation as well as automotive applications Slow drying flexible setting Provides an excellent seal to protect against leakage. Features: Slow-drying, non-hardening brush-top sealant Resists gasoline, oil and grease Approved for use in aviation as well as automotive applications Suggested Applications: Close-fitting machined surfaces, sealing hoses, solid gaskets Temperature range of -65F to 400F .