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 5895-01-273-3525
NSN 6145-01-332-1528
NSN 6685-00-720-3525
NSN 6645-01-246-7129
NSN 5965-01-573-5021
NSN 5945-00-834-7529
NSN 5998-00-172-4404
NSN 5910-01-306-7458
NSN 6240-01-215-3512
NSN 6105-01-543-2620
NSN 5990-00-636-4218
NSN 6240-01-142-2963