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 5895-01-489-5673
NSN 5855-01-464-3152
NSN 6220-00-814-1598
NSN 5999-00-922-4894
NSN 5998-01-490-7770
NSN 6620-01-300-6992
NSN 5945-01-384-9780
NSN 5965-01-101-5441
NSN 6610-00-313-0660
NSN 6220-01-182-3380
NSN 5950-01-322-5968
NSN 5935-00-925-0341