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 6620-01-025-4690
NSN 5945-01-123-9879
NSN 6320-00-089-9425
NSN 5998-00-227-3649
NSN 5920-00-113-6041
NSN 5855-01-646-3965
NSN 5925-01-395-1019
NSN 5910-00-483-2129
NSN 5835-00-090-3924
NSN 5990-01-453-3552
NSN 5999-00-442-7656
NSN 6135-01-186-4010