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 6650-01-469-2400
NSN 5835-01-432-1277
NSN 7035-01-340-3272
NSN 6135-00-152-8729
NSN 5990-01-393-4808
NSN 5945-01-210-9838
NSN 6145-01-076-9524
NSN 5855-00-973-5717
NSN 5975-01-198-9013
NSN 5990-01-023-3307
NSN 6240-00-891-1508
NSN 6220-01-134-7078