4310-00-609-9298 (HG209A)
NSN 4310-00-609-9298 (NIIN 00-609-9298) is a piston ring in Federal Supply Class 4310, Compressors And Vacuum Pumps — a circular, single or multipiece item, metallic or nonmetallic in composition. Manufacturer part number HG209A (Schramm, Inc., CAGE 53496); also referenced as HG209 (Schramm, Inc.).
NIIN assigned January 1961; DEMIL A (none required); export Schedule B 8414.90.2095.