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 6685-01-201-5722
NSN 4140-01-158-4139
NSN 5985-00-239-6126
NSN 6610-01-606-0966
NSN 5905-01-356-7523
NSN 6150-01-326-0434
NSN 6620-00-030-2894
NSN 6320-01-162-5977
NSN 6685-00-230-4267
NSN 6135-00-412-1687
NSN 6620-01-220-7105
NSN 5950-01-327-2808