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 6320-01-352-5653
NSN 6145-00-125-5297
NSN 6620-01-387-7645
NSN 5975-01-390-7893
NSN 5905-00-587-1702
NSN 6130-00-580-0901
NSN 6130-01-103-8419
NSN 6130-00-998-3855
NSN 5985-01-165-5018
NSN 5905-00-526-9582
NSN 5950-01-423-0082
NSN 5998-01-357-7161