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 2925-00-902-3881
NSN 6650-01-529-6721
NSN 6220-00-205-2040
NSN 6320-01-160-0416
NSN 5920-00-269-4060
NSN 5895-00-317-5107
NSN 7035-01-652-5482
NSN 5835-01-123-8305
NSN 2925-00-343-3235
NSN 5925-01-168-6090
NSN 7035-01-602-3709
NSN 5920-01-318-0756