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 6240-01-449-9815
NSN 5930-00-856-3303
NSN 6110-01-120-4593
NSN 6135-00-451-0709
NSN 5930-01-397-8253
NSN 5998-01-320-4708
NSN 6145-01-246-3988
NSN 6110-01-390-6748
NSN 5998-01-323-8673
NSN 5990-00-513-5328
NSN 6145-00-809-3663
NSN 5998-01-545-6063