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.
NSN 5905-01-198-9417
NSN 5998-01-436-7689
NSN 5925-00-529-3950
NSN 5999-00-544-2767
NSN 2925-01-221-9398
NSN 6240-01-533-0851
NSN 5996-01-267-9572
NSN 5996-00-471-0540
NSN 6150-00-964-2535
NSN 5985-00-078-1349
NSN 5985-00-679-5718
NSN 5930-00-022-7366