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 5895-01-618-6477
NSN 6135-01-411-3212
NSN 4140-01-463-2529
NSN 5945-00-018-1270
NSN 6145-00-988-0855
NSN 7035-01-293-0322
NSN 5945-01-478-0155
NSN 6320-01-425-1417
NSN 5950-01-205-0178
NSN 6610-00-305-5447
NSN 4140-01-207-0452
NSN 6610-00-311-0651