Metal Stampings – Belleville Spring Washers – ID .284 OD .645 Belleville Spring Washers HK Metalcraft Manufacturing Corporation35 Industrial Rd., P.O. Box 775, Lodi, NJ USA 07644 Phone: 973.471.7770 • Fax: 973.471.9666 Web site: www.hkmetalcraft.com Part No. Hole Size ID OD Thickness Overall Height BEL-1600-4100 16 .284 .645 .050 .100