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 5999-01-247-6075
NSN 5965-00-015-7408
NSN 6220-01-378-3488
NSN 4140-01-398-9118
NSN 6240-01-580-0419
NSN 6150-00-105-7231
NSN 6685-01-627-8403
NSN 4140-01-300-5636
NSN 5975-01-391-5306
NSN 6620-01-453-3135
NSN 5915-01-521-2953
NSN 6145-01-352-3145