A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 4140-01-394-5655
NSN 6240-01-327-4120
NSN 5950-01-266-4608
NSN 2925-01-129-1261
NSN 6150-01-320-9191
NSN 6685-00-884-5725
NSN 6135-01-577-5532
NSN 5960-01-449-1310
NSN 5925-00-983-5666
NSN 5945-01-106-1703
NSN 5996-00-300-9065
NSN 5855-00-361-0167