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 6685-00-390-3665
NSN 5905-00-100-3407
NSN 6150-01-587-7790
NSN 5998-01-479-0945
NSN 6145-00-228-7606
NSN 5905-01-136-7432
NSN 6610-01-606-8788
NSN 7035-01-423-8343
NSN 5960-00-104-5955
NSN 6610-00-580-5997
NSN 5920-01-308-3772
NSN 5945-00-189-4756