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 6650-01-604-9315
NSN 5930-01-063-3317
NSN 6610-01-597-1657
NSN 5895-01-572-8011
NSN 6685-01-174-6955
NSN 6685-01-626-4601
NSN 5935-01-030-4037
NSN 6145-00-170-4044
NSN 6105-01-093-9893
NSN 6645-00-778-8719
NSN 5935-00-249-4186
NSN 5996-01-551-4801