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 6220-01-634-0660
NSN 6320-01-397-9995
NSN 6135-01-524-7621
NSN 6105-00-527-7702
NSN 5930-01-432-2481
NSN 2925-01-111-2927
NSN 5895-00-064-8065
NSN 6150-01-652-4896
NSN 5925-01-487-8190
NSN 5960-01-312-1262
NSN 5905-01-445-5185
NSN 5925-01-395-9587