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 5910-00-323-0607
NSN 5996-00-138-7148
NSN 5985-00-932-5333
NSN 6150-00-833-4717
NSN 5930-01-454-4212
NSN 6110-01-222-8959
NSN 6110-01-117-1918
NSN 5975-01-319-3663
NSN 6610-01-303-9516
NSN 5985-00-059-5915
NSN 6105-01-281-0511
NSN 5855-01-260-7445