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 4140-00-861-5399
NSN 5920-01-373-1018
NSN 6110-00-288-4179
NSN 5930-00-296-9271
NSN 6240-01-445-4232
NSN 5950-01-025-5038
NSN 6685-00-560-7210
NSN 5950-01-236-6890
NSN 5910-00-466-3614
NSN 2925-01-454-2046
NSN 5895-00-243-1959
NSN 6145-00-033-2997