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 6145-00-679-6470
NSN 7035-01-138-5781
NSN 2925-01-087-1677
NSN 5910-01-424-8786
NSN 6110-00-031-7299
NSN 5895-00-553-8345
NSN 5910-01-365-6760
NSN 5950-01-630-8758
NSN 6105-01-648-2644
NSN 6110-01-633-9660
NSN 5950-01-399-8677
NSN 6685-01-159-1254