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 5950-01-131-5544
NSN 5950-01-538-8276
NSN 5999-01-104-4591
NSN 6620-01-582-2046
NSN 5950-01-407-4509
NSN 6145-00-076-9324
NSN 5999-00-320-0735
NSN 6220-00-660-5539
NSN 6150-01-543-4426
NSN 5910-01-141-6667
NSN 6650-01-411-6292
NSN 5855-00-560-0110