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 5925-01-170-2306
NSN 5965-00-549-0220
NSN 5930-01-451-0338
NSN 5905-01-478-6957
NSN 5835-01-136-3394
NSN 5975-00-027-4598
NSN 5910-01-377-0773
NSN 5905-00-524-5794
NSN 6135-01-077-5705
NSN 6240-00-878-8036
NSN 5975-00-882-4941
NSN 5975-01-330-4426