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 4140-01-558-1862
NSN 6105-01-069-2911
NSN 6650-00-724-8258
NSN 7035-01-245-9585
NSN 5998-01-563-5471
NSN 6240-00-698-5822
NSN 6110-01-422-3433
NSN 6685-01-442-6465
NSN 4140-01-331-5974
NSN 7035-00-535-8109
NSN 5930-00-844-2888
NSN 7035-01-599-1601