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 6240-01-135-8715
NSN 5985-01-207-0097
NSN 5925-01-653-2250
NSN 5945-00-798-4119
NSN 5990-01-113-7238
NSN 5960-00-556-2621
NSN 5920-01-139-5137
NSN 5925-01-053-6519
NSN 4140-01-102-2244
NSN 5965-01-443-3000
NSN 7035-00-361-5975
NSN 6320-00-218-6105