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 5915-01-176-7004
NSN 5920-00-435-5999
NSN 6685-01-201-5722
NSN 6150-01-085-5637
NSN 2925-01-483-9147
NSN 5920-01-648-4424
NSN 6145-01-522-9889
NSN 5925-01-495-2566
NSN 5925-00-936-5791
NSN 5835-01-158-6878
NSN 5965-00-682-3567
NSN 6240-01-188-7282