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 4140-01-389-0595
NSN 5950-01-239-7781
NSN 6105-01-414-8829
NSN 6110-01-431-2271
NSN 5960-00-956-2318
NSN 6240-01-413-3035
NSN 5945-00-470-0082
NSN 6220-01-222-0724
NSN 5905-01-046-0816
NSN 6135-01-056-4609
NSN 6685-01-660-5855
NSN 5835-01-383-1313