note: Manufacturer's Hi-Rel Inventories data is now maintained on the NEPP system. Go to: http://nepp.nasa.gov/index_nasa.cfm/1064/ or use the following path: Home » Parts » Parts Manufacturers and Suppliers » Class S Stock in Manufacturer's Inventories. Inventory information found at http://parts.jpl.nasa.gov/data/sources.htm may not be current.