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 5920-01-411-5423
NSN 6320-00-937-5625
NSN 2925-01-407-4958
NSN 6220-00-433-9337
NSN 5996-01-622-7636
NSN 6610-00-468-1958
NSN 5855-00-089-3974
NSN 6240-01-488-9548
NSN 6650-00-923-4192
NSN 6240-01-139-7467
NSN 5930-00-472-8762
NSN 6130-01-387-8750