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 6145-01-463-3008
NSN 5965-01-063-3442
NSN 5920-01-610-0049
NSN 6645-01-487-7693
NSN 5925-01-428-1674
NSN 6650-01-609-5341
NSN 6145-00-466-4068
NSN 5999-01-271-7292
NSN 6135-01-433-2062
NSN 5950-01-446-5485
NSN 6650-01-003-9355
NSN 5855-01-446-7221