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 5920-01-659-3157
NSN 6145-00-343-5868
NSN 5855-01-400-1590
NSN 5945-01-472-3424
NSN 5910-01-261-8349
NSN 7035-01-252-5919
NSN 5920-01-406-3157
NSN 5855-01-003-7102
NSN 5996-01-517-6573
NSN 5935-01-335-0178
NSN 5915-01-463-7808
NSN 5905-01-428-6323