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 5999-00-127-8125
NSN 5960-01-425-1454
NSN 6220-01-134-3097
NSN 6240-00-918-2426
NSN 6320-00-701-0437
NSN 6150-00-847-6692
NSN 6685-01-442-3702
NSN 5855-01-133-3587
NSN 6105-00-247-8695
NSN 5985-00-789-8240
NSN 6150-00-964-7303
NSN 5925-00-086-5165