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 5950-01-304-5931
NSN 5925-01-203-9991
NSN 5990-01-493-4039
NSN 5998-00-140-5430
NSN 5835-00-554-0399
NSN 7035-00-541-8516
NSN 5990-01-179-5625
NSN 6145-01-611-1985
NSN 6110-01-324-0021
NSN 5910-01-135-4314
NSN 6240-01-106-2447
NSN 6240-01-515-2400