The vibration isolation curb shall be air and weather tight using an elastomeric seal, which is attached to the upper support frame with a galvanized steel clip. The seal shall extend down past the wood nailer of the lower support assembly and flash over the roof material at the wood nailer on the lower support curb.
NSMA stands for Navy Systems Management Activity (US DoD) Suggest new definition This definition appears very rarely and is found in the following Acronym Finder categories:
Naval Sea Systems Command (NAVSEA) is the largest of the Navyâs five systems Commands. Responsible for designing, building, buying and maintaining the nationâs fleet of ships, submarines and combat systems, it is a highly-specialized organization providing vital support to Americaâs Naval Forces.AVSEA has over 60,000 civilian, military and contract support personnel working in numerous locations across the world. If it were a private company, NAVSEA would anchor atop of the nationâs Fortune 500 organizations.