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 5965-01-168-3255
NSN 5925-01-646-0722
NSN 5915-01-176-8999
NSN 5855-01-035-2866
NSN 5925-01-085-7028
NSN 7035-01-204-7481
NSN 2925-00-159-8215
NSN 6620-01-476-7355
NSN 5920-01-599-2656
NSN 5905-01-193-6249
NSN 5999-01-644-0978
NSN 5910-01-085-4889