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 5920-00-827-1094
NSN 5855-01-396-0258
NSN 5996-00-112-4588
NSN 5920-01-110-7491
NSN 5985-01-112-0455
NSN 6240-01-025-5847
NSN 6610-01-167-8747
NSN 5960-00-958-9147
NSN 6135-01-309-8414
NSN 6320-01-592-6248
NSN 6320-00-557-3079
NSN 5950-01-484-1998