Aavid Thermalloy 8909NB, Nylon Thermal Insulating Cover, 10 PackCondition:* New Surplus Stock, In OEM Bulk Packaging. As Pictured.Additional Notes:* Aavid 8909 Snap on Cove is designed to prevent accidental electrical shock, the 8909 fits TO-3 Case Styles. * A test probe hole in top eliminates the need to remove cover for testing. * Recommended for low vibration applications. * Material: Nylon * Color: Black * Flammability Standards: UL 94 V-2 Aavid Thermalloy 8909NB