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 5975-01-306-8434
NSN 6110-01-233-3500
NSN 5950-01-421-4138
NSN 2925-01-262-1418
NSN 5990-00-369-5212
NSN 6240-00-448-4310
NSN 6645-01-102-2321
NSN 4140-01-174-3487
NSN 5985-00-045-5527
NSN 6645-00-536-1524
NSN 5960-01-487-6436
NSN 4140-01-058-6602