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 6620-01-160-3475
NSN 6620-01-365-1499
NSN 5910-01-423-5802
NSN 6320-01-101-5816
NSN 6620-00-067-4946
NSN 5895-00-153-2595
NSN 5990-00-754-5253
NSN 2925-00-192-1166
NSN 6645-01-654-5293
NSN 5915-01-321-7048
NSN 5910-01-437-5202
NSN 5920-01-438-0232