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 6610-01-084-2258
NSN 5925-01-324-6032
NSN 5925-01-417-1942
NSN 6145-01-201-3900
NSN 5945-01-141-6697
NSN 5975-01-487-5380
NSN 6135-00-455-2425
NSN 5985-01-594-4089
NSN 5996-01-008-4456
NSN 5999-00-978-4458
NSN 6130-01-370-7257
NSN 5945-01-392-0898