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 5990-00-629-2794
NSN 6650-01-302-4451
NSN 5925-00-022-2872
NSN 5915-01-224-5594
NSN 6105-00-990-8707
NSN 5950-00-420-7801
NSN 6150-00-383-2517
NSN 5895-01-310-8659
NSN 6610-00-898-4867
NSN 5895-00-170-4568
NSN 2925-00-319-1805
NSN 5975-00-636-4910