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 5996-00-682-3841
NSN 6150-01-342-9692
NSN 5920-00-378-1395
NSN 6240-00-266-6258
NSN 6620-01-310-6653
NSN 5895-01-520-8635
NSN 6220-01-449-1239
NSN 5930-01-185-4437
NSN 5985-01-220-7205
NSN 7035-00-020-2227
NSN 5996-01-455-9921
NSN 5965-00-680-9749