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 5990-01-205-4899
NSN 5905-01-192-4752
NSN 5895-01-468-5582
NSN 5945-01-653-2567
NSN 6110-00-501-0014
NSN 6150-00-027-1235
NSN 5999-01-318-1083
NSN 5990-01-461-8969
NSN 5930-01-466-9530
NSN 5925-01-027-8757
NSN 5999-01-470-8401
NSN 6110-01-021-6712