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 6150-01-641-7708
NSN 5990-01-601-0466
NSN 6135-01-420-5907
NSN 2925-01-499-4802
NSN 6685-01-183-5481
NSN 6110-00-375-6279
NSN 4140-01-048-0484
NSN 5930-00-999-3814
NSN 6145-01-318-9667
NSN 5930-01-586-3500
NSN 6645-00-413-0461
NSN 2925-01-211-3294