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 6645-01-418-1657
NSN 6620-00-869-5770
NSN 6150-00-862-3247
NSN 4140-00-551-3151
NSN 6645-01-310-2949
NSN 5985-00-275-7009
NSN 5855-01-410-8979
NSN 6650-00-658-9627
NSN 6685-01-068-2127
NSN 6685-00-388-6763
NSN 5965-01-399-8454
NSN 5895-01-413-0421