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 5985-01-098-4233
NSN 6645-01-133-4440
NSN 6220-00-466-2681
NSN 6320-00-513-8376
NSN 5905-00-813-3281
NSN 7035-01-551-7927
NSN 5990-00-518-3195
NSN 6110-00-614-9218
NSN 2925-01-108-3307
NSN 6685-00-969-0217
NSN 5975-01-087-6426
NSN 5999-01-628-6980