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 6240-01-510-9299
NSN 5960-01-527-4845
NSN 5910-01-429-3708
NSN 5925-00-035-4126
NSN 6685-00-526-9433
NSN 5905-01-461-2156
NSN 5990-01-564-3652
NSN 6135-00-309-0074
NSN 5985-01-076-3966
NSN 4140-01-210-4233
NSN 6150-00-632-3047
NSN 6610-01-468-6880