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 5985-01-573-7194
NSN 4140-01-032-3705
NSN 5999-01-166-0255
NSN 5925-00-356-8007
NSN 5835-01-069-2359
NSN 5975-01-132-7517
NSN 5925-01-633-9434
NSN 6220-01-202-0012
NSN 6135-01-219-8612
NSN 6240-01-510-9299
NSN 5905-01-197-7897
NSN 5895-01-035-7311