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 6130-00-391-5941
NSN 6150-00-452-1086
NSN 6320-01-088-1109
NSN 6105-01-103-0555
NSN 5905-01-416-9122
NSN 6650-01-411-6292
NSN 5835-01-352-7211
NSN 5910-01-239-3899
NSN 5985-01-511-6642
NSN 5910-00-100-5172
NSN 5930-00-211-3904
NSN 5945-00-903-7498