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 6240-01-281-1232
NSN 6130-00-266-7496
NSN 5975-00-886-8200
NSN 5990-01-246-7417
NSN 6105-01-395-8532
NSN 5930-01-323-5875
NSN 5965-01-449-2794
NSN 5999-01-604-8551
NSN 6685-01-556-0599
NSN 5905-01-355-6935
NSN 5920-00-779-0827
NSN 6620-01-272-7831