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 6685-00-257-1574
NSN 5910-01-252-8820
NSN 4140-01-325-6209
NSN 6145-00-935-5242
NSN 6135-01-226-4071
NSN 5985-01-124-0072
NSN 2925-00-071-4197
NSN 4140-01-204-7025
NSN 5990-00-594-7291
NSN 5945-01-429-9168
NSN 6240-01-322-7465
NSN 5905-01-032-4571