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 5985-01-066-1807
NSN 4140-00-393-1707
NSN 6220-01-416-0647
NSN 6150-01-478-4782
NSN 5925-01-258-2129
NSN 6685-01-212-3972
NSN 6135-00-299-6918
NSN 6645-01-520-3119
NSN 4140-00-155-8012
NSN 6220-00-503-2831
NSN 6220-01-511-5148
NSN 5905-00-608-2332