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 6220-01-168-2078
NSN 4140-00-170-5152
NSN 5985-01-472-2995
NSN 6610-01-255-1433
NSN 6145-00-256-3984
NSN 4140-01-364-0109
NSN 5935-01-495-4281
NSN 6645-01-167-5814
NSN 6150-00-233-9459
NSN 5895-00-412-2042
NSN 6650-01-212-3964
NSN 6145-01-594-2177