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 5975-01-079-5578
NSN 5996-00-661-1151
NSN 6130-01-510-9594
NSN 6145-00-871-9112
NSN 5920-01-132-4794
NSN 6110-00-553-8816
NSN 6220-01-565-8177
NSN 6320-00-336-9123
NSN 5905-01-120-7736
NSN 5930-01-383-7001
NSN 6320-01-618-7800
NSN 6220-00-285-8104