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 5985-01-560-1822
NSN 6220-01-503-8232
NSN 5985-00-777-4211
NSN 5835-00-405-4560
NSN 6145-01-141-4127
NSN 5975-01-212-5830
NSN 6130-01-085-9555
NSN 6130-01-203-3484
NSN 5905-00-474-9872
NSN 6320-01-203-4303
NSN 6240-01-371-3020
NSN 5999-01-301-7310