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 6320-01-158-2177
NSN 5998-00-060-0623
NSN 5998-01-320-3685
NSN 6135-00-369-2368
NSN 5965-00-396-3411
NSN 6135-00-937-2324
NSN 6685-00-150-7080
NSN 5895-01-104-2017
NSN 5910-01-568-9158
NSN 6240-01-341-9070
NSN 2925-01-353-1342
NSN 6240-00-454-9293