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 5945-00-254-8281
NSN 5855-01-461-2741
NSN 5950-00-866-5394
NSN 6620-01-408-4464
NSN 5910-00-784-0696
NSN 2925-01-112-8782
NSN 5945-00-592-2898
NSN 5915-01-113-6834
NSN 5855-01-324-3756
NSN 5999-00-732-9109
NSN 6220-01-295-8113
NSN 6135-01-510-9986