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 5915-00-818-4832
NSN 5998-01-557-9272
NSN 6610-01-287-9814
NSN 6320-00-894-1644
NSN 6145-01-532-6102
NSN 5925-01-536-9179
NSN 6105-01-182-9517
NSN 5990-00-120-1192
NSN 6650-01-168-8451
NSN 5835-01-018-5138
NSN 5960-01-641-5493
NSN 6130-01-582-3049