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 7035-01-390-1132
NSN 5925-01-193-5471
NSN 5999-01-186-0407
NSN 5985-01-499-8651
NSN 6650-01-207-0829
NSN 6645-00-983-2046
NSN 6135-01-400-2947
NSN 6105-00-263-1261
NSN 6610-01-474-6333
NSN 6145-00-109-0356
NSN 6240-00-539-9770
NSN 4140-01-050-9194