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 4140-01-531-7375
NSN 6130-00-408-5055
NSN 5915-01-364-5262
NSN 5930-01-197-4757
NSN 5998-01-286-6994
NSN 6685-00-725-1346
NSN 6685-01-387-5489
NSN 5910-00-901-5700
NSN 6150-01-415-4251
NSN 5920-00-753-5113
NSN 5930-01-024-5550
NSN 5895-01-626-6848