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 6685-01-468-7228
NSN 6150-00-067-5957
NSN 5945-01-442-7796
NSN 5910-01-165-5256
NSN 5990-00-783-1069
NSN 4140-01-646-7141
NSN 5855-01-562-2005
NSN 5915-00-244-9805
NSN 5925-01-256-8784
NSN 5996-00-569-7391
NSN 5945-01-237-9941
NSN 6685-00-453-5871