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 5950-01-506-1853
NSN 5935-00-153-3130
NSN 5905-01-561-6932
NSN 2925-01-397-2495
NSN 5910-01-541-2033
NSN 5915-00-753-7553
NSN 5935-00-051-6536
NSN 5895-01-099-2842
NSN 5985-01-170-4863
NSN 5855-00-058-1293
NSN 5965-01-408-1303
NSN 6105-01-421-2413