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 5998-01-459-8580
NSN 6150-01-214-0363
NSN 6110-01-566-9307
NSN 6610-00-976-3935
NSN 5945-01-003-7115
NSN 5990-01-453-3552
NSN 6145-00-961-0775
NSN 5920-01-345-3220
NSN 6650-01-212-3964
NSN 5960-01-619-9361
NSN 5855-00-610-4052
NSN 5855-01-515-9547