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 6110-00-200-4777
NSN 5985-01-383-6799
NSN 5965-01-494-6441
NSN 5950-01-214-6791
NSN 6240-00-848-9938
NSN 5950-01-633-6540
NSN 2925-01-510-2221
NSN 6145-01-281-7222
NSN 5990-01-024-9659
NSN 6685-01-027-0197
NSN 7035-01-541-0554
NSN 6620-01-400-2928