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 6650-01-040-8338
NSN 6135-00-351-8606
NSN 2925-01-416-6927
NSN 5835-01-522-9881
NSN 6105-01-481-5166
NSN 2925-00-766-1278
NSN 6130-00-528-7838
NSN 6650-00-531-7323
NSN 5910-01-078-7249
NSN 6145-00-860-3475
NSN 4140-00-791-0500
NSN 5895-01-167-1023