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 5915-01-494-7452
NSN 5835-00-155-1379
NSN 5930-00-723-6529
NSN 5960-00-266-6741
NSN 6240-00-527-8614
NSN 5915-01-384-3858
NSN 5990-01-071-1505
NSN 5945-01-392-1068
NSN 6685-00-444-5000
NSN 5965-00-706-7005
NSN 5905-01-470-1376
NSN 5915-01-437-2587