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 5910-01-323-6139
NSN 5935-01-025-6477
NSN 5835-00-673-2885
NSN 7035-01-408-8698
NSN 6130-01-132-3756
NSN 5965-00-486-7907
NSN 6220-01-442-1947
NSN 6320-01-498-4954
NSN 5996-01-276-9420
NSN 6105-01-244-8504
NSN 5990-01-218-5160
NSN 5999-00-009-4723