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 5990-01-555-6616
NSN 6135-01-445-5316
NSN 6685-00-216-6676
NSN 6130-01-069-3290
NSN 5999-01-227-5689
NSN 2925-01-461-6372
NSN 6105-00-755-7087
NSN 5950-00-716-6588
NSN 6240-01-161-1430
NSN 4140-01-168-5137
NSN 5945-01-563-0784
NSN 5915-00-145-6181