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 5990-01-430-3152
NSN 5930-00-728-1655
NSN 5920-01-385-8648
NSN 6685-00-870-2760
NSN 6145-01-358-4957
NSN 5990-00-122-8698
NSN 5975-01-258-1789
NSN 5950-01-046-5152
NSN 6620-00-695-6078
NSN 6650-00-234-3275
NSN 6240-01-592-4068
NSN 5835-01-305-8866