Bivar Allied Electronics: 866-433- 5722 Arrow Electronics: 855-326-4857 Bisco Industries: 800-323-1232 Century Fasteners Corp: 800-368-7888 D.B. Roberts, Inc: 800-488-1990 Digi-Key: 1-800-DIGI-KEY FAI Electronics: 949-753-4778 Future Electronics: 1-800 Future-1 Hardware Specialty: 510-440-8580 Heilind Electronics: 714-220-3965 Mouser Electronics: 800-346-6873 Newark/Element 14: 562-929-9722 PUI: 800-551-4405 SMD: 949-470-7700