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 5996-01-373-1280
NSN 6130-00-085-0691
NSN 5965-01-119-8237
NSN 5895-01-577-0420
NSN 2925-00-474-4990
NSN 5950-00-661-2612
NSN 5999-01-367-4185
NSN 6610-00-782-6892
NSN 5990-01-242-9653
NSN 5950-01-493-3116
NSN 6685-01-653-7846
NSN 6240-01-525-0965