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 6240-01-285-5688
NSN 5999-01-603-0430
NSN 2925-00-146-0179
NSN 6645-01-258-3229
NSN 5915-01-003-3369
NSN 5915-00-237-6183
NSN 6610-01-250-7477
NSN 4140-00-526-4505
NSN 5895-01-172-9655
NSN 5960-01-407-1350
NSN 6650-01-589-2143
NSN 5910-01-646-2920