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 6610-00-305-2627
NSN 5930-01-181-5605
NSN 6220-01-245-0310
NSN 6685-01-297-2370
NSN 6110-00-469-2517
NSN 5950-00-741-2811
NSN 5920-01-497-6778
NSN 6110-01-535-7491
NSN 5950-01-289-0609
NSN 6610-01-187-9384
NSN 6610-01-460-0670
NSN 5990-01-644-3095