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 5996-01-260-7371
NSN 5905-01-447-1027
NSN 5985-01-548-5415
NSN 5945-01-506-5895
NSN 6610-00-904-4839
NSN 5975-01-027-0253
NSN 6135-00-299-6918
NSN 6110-01-206-4893
NSN 5990-01-351-4621
NSN 6610-01-446-5975
NSN 5945-01-358-6817
NSN 5905-00-927-9381