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 5910-00-601-0623
NSN 7035-01-501-7259
NSN 5835-01-192-4165
NSN 5996-00-259-0309
NSN 6145-01-322-6906
NSN 2925-01-400-2286
NSN 6650-00-269-5000
NSN 5935-01-477-2307
NSN 6610-00-118-4318
NSN 5920-00-585-0104
NSN 5990-01-481-3080
NSN 6135-01-519-7879