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 5960-01-579-9493
NSN 6130-00-794-8653
NSN 5990-01-507-1479
NSN 6105-00-514-0884
NSN 5855-01-627-4702
NSN 5920-00-276-3403
NSN 6685-01-548-6614
NSN 5920-01-008-5791
NSN 5996-01-144-3485
NSN 5990-00-253-6694
NSN 5996-00-753-1599
NSN 5996-01-237-1615