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 5960-01-388-1988
NSN 5985-00-175-4854
NSN 5996-01-400-3558
NSN 5915-01-381-0883
NSN 6240-01-124-5309
NSN 5915-01-187-0597
NSN 5950-00-053-8246
NSN 4140-01-599-9383
NSN 5925-01-592-6939
NSN 6685-01-263-0631
NSN 6105-00-659-0963
NSN 6135-01-361-6197