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 6110-00-464-1912
NSN 5996-01-207-0804
NSN 6150-01-144-7815
NSN 2925-00-301-0933
NSN 6240-01-029-5032
NSN 5960-00-987-1897
NSN 5925-01-342-2302
NSN 5935-01-467-9524
NSN 6110-01-409-0338
NSN 5960-01-232-3100
NSN 5960-01-325-2241
NSN 6620-00-945-3072