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 5990-00-920-2894
NSN 6650-01-007-1890
NSN 5930-01-540-6619
NSN 5920-01-441-1935
NSN 5960-00-101-5461
NSN 5975-00-811-8235
NSN 5990-00-446-0518
NSN 2925-00-051-1467
NSN 6645-01-417-6795
NSN 5950-00-104-8384
NSN 6135-01-010-0891
NSN 5925-01-246-9620