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 2925-01-611-2423
NSN 6645-01-489-5426
NSN 5835-00-198-4936
NSN 5935-01-040-1804
NSN 5996-01-208-4065
NSN 5930-00-884-1445
NSN 5910-01-462-5880
NSN 6135-00-461-3590
NSN 5998-01-032-4164
NSN 6620-01-319-6008
NSN 6135-00-913-2062
NSN 5975-00-849-6717