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 2925-01-235-7507
NSN 5965-01-423-8543
NSN 2925-00-233-5644
NSN 5930-01-299-3593
NSN 6220-00-507-9831
NSN 5855-00-944-0949
NSN 5960-01-424-0590
NSN 6110-01-386-1536
NSN 5996-01-425-5937
NSN 6130-01-156-4798
NSN 6610-00-654-9877
NSN 6150-01-152-2650