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 5925-01-305-1965
NSN 5895-01-542-8131
NSN 2925-00-017-9807
NSN 5895-01-069-1857
NSN 5920-01-127-0252
NSN 6610-01-017-7725
NSN 5925-01-161-8091
NSN 5855-00-400-2622
NSN 6685-01-166-9508
NSN 5925-01-530-1856
NSN 5855-00-862-3345
NSN 6150-00-659-1310