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 6645-00-300-0401
NSN 5965-01-599-5448
NSN 6650-01-230-1501
NSN 5996-00-212-8004
NSN 6110-00-188-9874
NSN 5985-01-367-8494
NSN 5990-00-001-1766
NSN 5855-00-885-8452
NSN 5965-01-084-2385
NSN
NSN 5960-01-481-3722
NSN 5855-01-339-7675