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 5998-01-514-3378
NSN 6240-01-368-6248
NSN 6645-01-023-8724
NSN 5895-00-889-1084
NSN 5910-01-211-6615
NSN 5925-01-521-3915
NSN 6150-00-253-6554
NSN 5990-01-222-8570
NSN 5985-00-162-2038
NSN 6220-01-051-0363
NSN 6610-00-782-0761
NSN 6320-01-349-5515