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 6220-01-332-4698
NSN 6620-01-435-7083
NSN 5855-00-014-5008
NSN 7035-01-066-2441
NSN 4140-01-545-4301
NSN 6685-01-325-3636
NSN 5925-01-335-4902
NSN 5960-00-356-6692
NSN 6130-00-754-2950
NSN 5990-01-242-4493
NSN 5975-01-255-5348
NSN 5990-00-016-5648