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 6110-01-541-0527
NSN 6610-01-026-1701
NSN 5895-01-241-5624
NSN 6110-01-163-2070
NSN 5945-01-474-7584
NSN 2925-00-163-9016
NSN 2925-00-943-2263
NSN 6150-00-954-8625
NSN 5935-01-409-1120
NSN 6240-00-422-1278
NSN 5855-01-406-2606
NSN 6135-00-191-6444