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 6220-01-090-0126
NSN 6240-01-423-6771
NSN 5990-01-507-1479
NSN 5920-01-380-3196
NSN 5960-01-512-0233
NSN 5945-01-330-4496
NSN 5996-00-426-7370
NSN 7035-00-252-7467
NSN 6130-00-080-4630
NSN 6240-01-406-3589
NSN 5920-00-444-2127
NSN 5910-00-689-3016