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 5855-00-973-5717
NSN 5990-00-518-0684
NSN 6240-01-502-7883
NSN 6220-01-444-3972
NSN 5895-01-381-0318
NSN 5985-00-867-0311
NSN 6685-01-176-5709
NSN 6320-00-790-4844
NSN 5855-01-027-1571
NSN 5835-00-880-6477
NSN 6320-01-652-3806
NSN 2925-01-633-4048