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 5975-01-359-8503
NSN 5990-01-218-1821
NSN 4140-00-555-2579
NSN 6645-01-379-4520
NSN 6620-01-325-6295
NSN 6685-01-424-0753
NSN 6620-00-448-0667
NSN 6240-01-252-9374
NSN 5895-00-011-7880
NSN 5910-01-061-8059
NSN 5925-01-558-8199
NSN 2925-01-400-2286