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 5996-01-506-2980
NSN 5915-00-820-2768
NSN 6685-00-581-5656
NSN 5905-00-646-0620
NSN 5960-01-223-1203
NSN 6145-01-524-8495
NSN 5925-00-336-1992
NSN 6130-01-241-3754
NSN 5930-00-133-0181
NSN 5920-00-957-6859
NSN 5905-01-578-4080
NSN 6650-01-136-9194