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 5925-00-290-4451
NSN 2925-01-381-5307
NSN 5910-01-421-5655
NSN 5950-01-034-5435
NSN 5910-00-862-3552
NSN 5990-01-485-0260
NSN 6220-01-378-3488
NSN 5855-01-634-0259
NSN 5985-01-624-1612
NSN 5950-01-056-5157
NSN 5975-00-812-0642
NSN 5910-01-352-0917