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 5950-01-353-2080
NSN 4140-00-593-8425
NSN 5998-00-927-4499
NSN 5910-01-428-4076
NSN 6645-01-105-9757
NSN 7035-01-065-7706
NSN 6650-01-423-8131
NSN 6130-00-145-1406
NSN 4140-01-105-4823
NSN 5950-01-584-2708
NSN 2925-01-411-8002
NSN 5990-01-024-9659