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 6610-01-013-8922
NSN 4140-01-447-1193
NSN 5910-00-792-1513
NSN 6610-00-951-4451
NSN 6685-01-591-2831
NSN 2925-00-964-7128
NSN 6135-00-377-9165
NSN 5935-00-098-1782
NSN 5985-01-578-4357
NSN 5910-01-443-9616
NSN 6240-01-350-3533
NSN 5996-01-507-1515