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 5999-01-101-2230
NSN 5960-01-125-2356
NSN 5945-01-334-8082
NSN 5985-00-023-5705
NSN 5855-01-308-0955
NSN 5990-01-426-2037
NSN 5975-01-303-5095
NSN 6145-01-596-8407
NSN 5950-00-672-5529
NSN 5935-00-815-0735
NSN 5965-01-048-4767
NSN 5960-00-998-4324