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 2925-01-446-6976
NSN 6610-01-560-9461
NSN 5950-00-281-2389
NSN 6220-01-008-7401
NSN 5905-00-871-2982
NSN 5960-01-127-5425
NSN 5945-00-500-9078
NSN 6130-01-477-5571
NSN 6240-00-925-0841
NSN 5985-00-270-1694
NSN 5920-00-083-8621
NSN 6620-01-355-4339