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 5998-00-949-4470
NSN 6685-01-010-3997
NSN 5935-01-508-9070
NSN 5975-01-278-2206
NSN 5945-01-218-7929
NSN 5945-00-284-3146
NSN 6685-01-361-7594
NSN 6145-01-243-0123
NSN 6650-01-505-6947
NSN
NSN 5960-01-640-6473
NSN 5985-01-500-4283