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 5905-01-153-2512
NSN 5835-01-355-3654
NSN 5925-01-067-5437
NSN 6105-00-182-5162
NSN 4140-00-836-6319
NSN 6220-00-272-7497
NSN 6145-01-539-7893
NSN 2925-00-912-3993
NSN 5930-00-860-9195
NSN 5895-01-241-4472
NSN 5960-01-398-4883
NSN 6105-01-356-4328