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 5985-00-230-3005
NSN 5910-01-463-9789
NSN 6240-00-101-9339
NSN 5985-00-577-2920
NSN 6650-01-553-1853
NSN 6685-01-575-8720
NSN 6135-00-351-8606
NSN 4140-01-127-6112
NSN 5950-01-394-7230
NSN 4140-01-068-3500
NSN 6320-00-701-0437
NSN 5999-01-543-4629