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 5999-00-863-0693
NSN 5935-01-443-9408
NSN 6135-01-124-2376
NSN 5999-00-146-8706
NSN 2925-00-192-1166
NSN 6240-00-569-5854
NSN 5935-01-580-4760
NSN 5950-00-481-1925
NSN 6145-01-368-0761
NSN 5950-01-124-0852
NSN 5915-00-737-0924
NSN 5855-01-110-9564