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 5905-01-623-8095
NSN 6645-01-263-5481
NSN 6320-01-540-4885
NSN 6130-00-259-1697
NSN 6105-01-011-0697
NSN 6620-00-970-2363
NSN 4140-01-352-8059
NSN 5925-01-500-1352
NSN 6320-01-573-6490
NSN 6135-01-395-6693
NSN 6145-01-122-6158
NSN 6240-00-469-2339