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 6105-00-009-4318
NSN 6320-01-627-8295
NSN 6135-01-415-4124
NSN 5930-00-939-6936
NSN 6645-01-424-4667
NSN 6145-00-730-3933
NSN 6220-00-910-4793
NSN 6150-01-542-4491
NSN 6650-01-575-1044
NSN 6240-01-351-4516
NSN 5905-01-381-8296
NSN 5915-00-798-4963