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 5905-00-170-8370
NSN 5920-01-186-6335
NSN 7035-01-595-5270
NSN 5999-01-230-5675
NSN 2925-00-236-9986
NSN 5905-00-020-3238
NSN 5905-01-472-2366
NSN 2925-01-411-4666
NSN 5990-00-446-0518
NSN 5855-00-160-2286
NSN 5935-01-026-0965
NSN 5935-01-646-4021