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 5905-00-964-7173
NSN 6645-00-570-8472
NSN 6135-00-998-5884
NSN 5950-01-630-5794
NSN 6240-00-144-4693
NSN 2925-00-800-3403
NSN 5985-00-239-2146
NSN 5975-01-504-5785
NSN 5996-00-543-1566
NSN 6645-01-426-0206
NSN 5905-01-514-7467
NSN 5999-01-634-0576