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 5996-01-230-2724
NSN 5910-01-033-4886
NSN 6110-00-766-0886
NSN 6645-00-589-0143
NSN 6150-00-862-1081
NSN 6135-01-571-7488
NSN 5905-01-440-9845
NSN 5975-00-984-6582
NSN 6145-00-663-6133
NSN 5990-00-477-1362
NSN 6650-01-081-8801
NSN 5915-01-024-6653