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 5945-01-189-2497
NSN 5950-01-194-3393
NSN 5920-01-406-2250
NSN 5965-00-493-6008
NSN 5855-00-407-2801
NSN 6145-00-583-0314
NSN 6320-01-333-5782
NSN 6135-00-477-8847
NSN 2925-00-494-5537
NSN 6240-01-064-9727
NSN 5925-00-827-4964
NSN 5950-00-683-8304