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 6130-00-468-6222
NSN 6685-01-420-0951
NSN 6645-01-413-0515
NSN 2925-00-614-1758
NSN 5855-00-494-9581
NSN 6135-00-877-1659
NSN 5855-01-147-4785
NSN 5930-01-029-2803
NSN 5945-00-450-9391
NSN 5920-01-390-4920
NSN 7035-01-206-2623
NSN 5975-01-622-0127