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 6620-00-346-4270
NSN 5930-00-107-4897
NSN 5950-01-100-3647
NSN 6130-01-628-7106
NSN 2925-00-644-0028
NSN 4140-00-878-7356
NSN 5950-01-550-0411
NSN 6610-01-139-4713
NSN 5930-01-555-8074
NSN 6685-01-381-6866
NSN 5835-01-370-4292
NSN 6145-00-705-6679