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 6650-00-238-1199
NSN 6220-01-007-1912
NSN 5895-01-010-9223
NSN 5895-01-444-5478
NSN 5990-00-791-4064
NSN 5925-00-973-1160
NSN 6320-01-449-1014
NSN 6620-00-052-8003
NSN 5998-01-546-2558
NSN 7035-01-342-9124
NSN 6130-01-423-2648
NSN 5925-01-177-9077