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 6610-01-037-9858
NSN 5930-01-171-8486
NSN 5990-00-399-2454
NSN 6685-01-133-5608
NSN 7035-01-382-2741
NSN 6645-01-570-3215
NSN 5945-01-634-0588
NSN 5895-01-208-3943
NSN 6145-01-230-0058
NSN 6240-01-206-4809
NSN 6650-01-313-5511
NSN 6685-01-516-7332