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 6320-01-115-4404
NSN 6650-01-170-4397
NSN 5930-01-170-5734
NSN 5985-00-035-4558
NSN 5920-01-123-9358
NSN 5950-01-629-4167
NSN 5930-01-204-4845
NSN 5985-01-248-1725
NSN 6320-00-174-1362
NSN 6645-01-602-8275
NSN 5960-00-435-1784
NSN 6645-00-401-5563