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 4140-00-751-1694
NSN 6685-01-352-7241
NSN 6620-00-358-7160
NSN 6685-01-634-0611
NSN 6110-00-912-6575
NSN 5905-01-416-8170
NSN 5905-00-727-9778
NSN 4140-00-941-8786
NSN 6650-01-432-1830
NSN 6645-00-116-1409
NSN 5905-01-352-5824
NSN 2925-00-221-8529