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 5895-01-224-7159
NSN 5930-01-368-2913
NSN 5950-00-660-5159
NSN 5910-01-033-2104
NSN 6240-00-045-9844
NSN 6110-00-226-7857
NSN 6130-01-070-2884
NSN 5835-01-316-3255
NSN 6240-01-418-5021
NSN 5920-01-232-1453
NSN 6685-01-286-9555
NSN 6620-00-443-6048