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 5915-00-987-4634
NSN 5990-00-837-4312
NSN 6130-01-087-7321
NSN 5996-00-167-7675
NSN 5985-00-577-0876
NSN 5945-01-366-3123
NSN 5990-01-042-8524
NSN 5905-01-040-9887
NSN 5920-01-477-2115
NSN 2925-01-022-3181
NSN 6150-01-420-7850
NSN 6610-00-346-4309