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 5915-01-573-5980
NSN 6645-01-063-8243
NSN 6105-00-840-5522
NSN 5925-01-190-1211
NSN 5930-01-587-6330
NSN 4140-01-181-4485
NSN 6220-01-578-7084
NSN 6645-00-909-0556
NSN 6645-01-459-9586
NSN 6610-01-158-2988
NSN 5925-00-375-5468
NSN 5999-01-131-8098