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 5835-01-534-3172
NSN 6650-00-641-6139
NSN 6105-01-485-3903
NSN 5998-01-632-1308
NSN 6645-01-432-0052
NSN 5999-01-571-3693
NSN 5965-00-246-5612
NSN 6135-01-526-6530
NSN 6150-01-360-8207
NSN 6145-01-567-3303
NSN 5930-00-518-1642
NSN 5895-01-459-6376