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 5945-01-464-4463
NSN 5960-01-085-1918
NSN 5960-01-360-3639
NSN 5895-00-288-1798
NSN 6150-00-009-9603
NSN 5965-01-529-9938
NSN 4140-01-299-7704
NSN 6620-01-258-8980
NSN 6650-01-254-2744
NSN 6645-01-578-6815
NSN 6110-00-768-7583
NSN 6650-00-778-2949