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 6320-00-194-4252
NSN 6130-01-094-1502
NSN 6220-01-439-0523
NSN 5910-00-163-7013
NSN 6610-01-107-2658
NSN 5905-01-560-8472
NSN 6620-01-292-5072
NSN 5950-01-129-0094
NSN 5960-01-165-1956
NSN 5945-01-631-5431
NSN 5985-01-089-3560
NSN 6105-00-160-7804