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 2925-01-201-3043
NSN 5996-01-352-4904
NSN 2925-01-226-6126
NSN 6620-01-465-5120
NSN 6240-00-204-9355
NSN 5895-01-124-5432
NSN 5855-01-053-9684
NSN 5905-01-328-2100
NSN 5905-01-504-6897
NSN 5935-01-105-6333
NSN 6150-01-382-9691
NSN 6645-01-143-7838