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 4140-00-484-1137
NSN 6135-01-398-5922
NSN 5920-01-286-9936
NSN 6610-01-604-1734
NSN 5950-00-894-3741
NSN 5855-00-237-4088
NSN 5910-01-407-4519
NSN 2925-01-616-9370
NSN 4140-00-128-8072
NSN 6320-01-227-2648
NSN 5965-01-036-9945
NSN 6110-01-062-0252