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 5960-01-386-5770
NSN 6320-01-487-0336
NSN 5905-01-271-9958
NSN 5999-01-256-7333
NSN 6105-01-649-9841
NSN 5835-00-816-0394
NSN 5998-01-173-0686
NSN 6645-01-109-7029
NSN 6145-01-429-6070
NSN 6620-00-064-4964
NSN 5945-00-117-8152
NSN 5855-00-763-2155