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 5930-01-186-7957
NSN 6150-01-499-3983
NSN 5996-00-275-1651
NSN 5925-01-194-3025
NSN 5905-01-629-4299
NSN 6620-00-946-2677
NSN 5996-01-517-1004
NSN 5965-01-399-3321
NSN 6150-01-525-6945
NSN 5910-01-608-4412
NSN 5996-00-249-6091
NSN 6150-00-432-3311