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 6650-01-513-0493
NSN 5945-00-269-5375
NSN 5905-01-196-6154
NSN 5950-01-269-6046
NSN 5985-01-319-8319
NSN 5855-00-548-4742
NSN 5975-01-011-5521
NSN 5996-00-081-0787
NSN 6685-00-515-6522
NSN 5915-00-739-7331
NSN 5915-01-213-2113
NSN 6645-01-425-2330