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 6645-00-258-8547
NSN 5915-01-309-6006
NSN 5996-01-093-1944
NSN 6320-00-845-3261
NSN 6145-00-596-8447
NSN 5835-00-614-0650
NSN 6105-01-153-2302
NSN 5895-01-222-0467
NSN 5915-00-235-3647
NSN 5925-00-074-2683
NSN 5915-01-536-1354
NSN 6130-00-793-9851