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 6240-01-428-8941
NSN 6645-01-657-2604
NSN 6130-00-815-3516
NSN 5905-01-099-9496
NSN 6320-00-343-1798
NSN 6320-01-255-2096
NSN 6685-00-236-4443
NSN 6135-01-653-6113
NSN 5990-01-251-2296
NSN 5835-01-384-3206
NSN 5905-01-254-3740
NSN 5925-01-487-2292