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 2925-00-571-8106
NSN 5930-01-266-1881
NSN 5990-01-621-6969
NSN 6645-00-287-9192
NSN 5895-01-612-3647
NSN 6610-01-304-3226
NSN 6240-01-026-1376
NSN 6145-00-144-0918
NSN 5999-00-854-5065
NSN 6135-00-505-0679
NSN 6145-00-202-8570
NSN 5935-01-381-5791