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 5935-01-134-8054
NSN 5950-01-013-4064
NSN 6685-01-119-1579
NSN 5905-01-094-6361
NSN 5915-01-617-7044
NSN 5999-01-399-0271
NSN 5905-00-544-7541
NSN 6135-00-660-8654
NSN 5920-01-288-8862
NSN 6220-01-641-2370
NSN 5915-00-408-1436
NSN 5930-01-188-6908