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 6320-00-400-8042
NSN 5985-01-655-0861
NSN 5905-01-036-2469
NSN 2925-00-233-5644
NSN 7035-00-206-6123
NSN 6135-01-626-6325
NSN 5905-01-133-3623
NSN 6320-00-701-0437
NSN 5998-01-625-7702
NSN 5920-01-646-2527
NSN 6145-01-641-7703
NSN 5998-01-555-8124