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 5999-00-112-9509
NSN 6145-00-503-6301
NSN 5960-01-582-6167
NSN 5915-00-734-4399
NSN 6105-01-412-0399
NSN 6320-00-456-2092
NSN 5950-01-107-8679
NSN 5960-01-203-9814
NSN 6685-00-339-2207
NSN 5915-00-771-1645
NSN 5835-01-259-0815
NSN 6650-01-211-9642