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 5920-00-134-5713
NSN 5855-00-494-9581
NSN 5945-01-541-3353
NSN 5895-00-209-7321
NSN 6685-00-690-8626
NSN 4140-00-555-3856
NSN 5985-01-543-7321
NSN 6135-01-386-5709
NSN 5930-01-485-0667
NSN 6105-01-219-5530
NSN 6110-00-962-1817
NSN 6135-00-305-2052