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 5905-01-025-2717
NSN 5925-01-260-1821
NSN 5855-00-177-3529
NSN 6145-01-204-7007
NSN 5930-01-170-4108
NSN 5935-01-025-6477
NSN 5925-01-566-7680
NSN 6130-01-528-8775
NSN 5996-01-021-6448
NSN 7035-01-260-0804
NSN 5935-01-269-4073
NSN 5990-00-070-9608