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 6150-01-317-8056
NSN 5910-00-628-6389
NSN 6110-01-156-8441
NSN 5855-01-221-4076
NSN 5960-00-215-3754
NSN 5945-01-514-7307
NSN 6620-01-499-3884
NSN 2925-01-228-4437
NSN 6145-00-959-7610
NSN 6320-00-242-3300
NSN 6685-01-325-9848
NSN 6685-01-197-6343