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 6135-01-322-4655
NSN 4140-01-624-5152
NSN 5950-01-576-2741
NSN 5945-01-068-3503
NSN 5925-01-309-9622
NSN 6620-00-485-4136
NSN 5950-01-104-7476
NSN 6645-01-282-3624
NSN 6220-01-158-8073
NSN 6685-01-341-0645
NSN 6110-01-298-2091
NSN 6240-01-648-6370