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 5905-01-421-2691
NSN 4140-01-034-5867
NSN 7035-01-595-5270
NSN 6105-00-664-1292
NSN 5895-01-526-0301
NSN 6650-00-393-0447
NSN 5996-01-344-9741
NSN 6320-01-115-4404
NSN 6145-00-837-9999
NSN 5920-00-378-1395
NSN 2925-01-014-8007
NSN 5996-00-026-9118