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 2925-01-468-7073
NSN 6610-01-085-2072
NSN 6220-01-421-4448
NSN 5930-00-412-1459
NSN 6610-00-486-5343
NSN 5905-01-138-3721
NSN 5855-01-290-3248
NSN 6645-01-096-4270
NSN 6650-01-007-4744
NSN 6220-01-206-6445
NSN 7035-01-026-6602
NSN 5945-00-871-6534