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 5999-01-646-5869
NSN 5950-00-171-2894
NSN 5985-01-231-9007
NSN 5905-00-548-4733
NSN 6620-01-268-5019
NSN 6240-01-656-1126
NSN 5905-00-806-0733
NSN 6620-01-119-3396
NSN 5950-00-609-4361
NSN 5835-01-250-2939
NSN 5990-01-361-4192
NSN 5998-01-065-7028