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 4140-01-384-7778
NSN 5985-01-484-4543
NSN 5895-01-384-4371
NSN 5930-01-634-0659
NSN 5905-01-112-0271
NSN 4140-01-438-7938
NSN 5945-01-286-5070
NSN 5925-01-476-2721
NSN 6240-01-444-1673
NSN 5985-01-631-2997
NSN 6220-00-912-0226
NSN 6150-01-430-4366