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 5985-00-203-1200
NSN 5950-00-329-8009
NSN 5930-01-089-1281
NSN 6105-01-251-6247
NSN 5855-01-035-2866
NSN 6135-00-593-6831
NSN 6645-01-421-2445
NSN 5950-01-095-8282
NSN 5935-01-024-9062
NSN 6105-00-925-2226
NSN 6150-00-233-6356
NSN 5910-00-258-0226