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 6150-00-500-1556
NSN 6685-01-237-7993
NSN 6610-00-277-7206
NSN 5910-01-642-9146
NSN 5895-00-200-7114
NSN 5950-01-320-8205
NSN 6650-01-241-7978
NSN 5998-01-423-9323
NSN 5855-01-236-9645
NSN 6145-00-112-0459
NSN 5835-01-576-9013
NSN 5965-01-422-7638