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 5935-01-169-3434
NSN 6240-00-001-5353
NSN 5990-01-554-4128
NSN 5990-01-438-8228
NSN 5960-01-023-8037
NSN 6145-00-113-6278
NSN 5925-00-684-6468
NSN 5855-01-461-7726
NSN 6685-00-810-8380
NSN 6110-00-973-4501
NSN 5895-01-613-9520
NSN 5855-01-643-7117