Aerospace Sealants AS3145 Clear RTV Silicone Adhesive Sealant - 3 Oz Tube, FAA-Approved Alternative to RTV3145 Alternative to RTV13145, approved by Federal Aviation Administration (FAA) Fast room temperature cure; Thixotropic paste Confirms to standards of MIL-A-46146 Type I Group II Material Excellent unprimed adhesion to metal and glass Fast onset of adhesion; Non-corrosive