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 5945-00-203-5925
NSN 6135-01-437-9178
NSN 6130-01-656-9972
NSN 2925-01-430-4206
NSN 5996-01-130-5128
NSN 5975-01-183-4174
NSN 6650-01-168-8451
NSN 5985-01-440-5570
NSN 2925-00-646-6099
NSN 6150-00-419-9833
NSN 6220-00-243-6526
NSN 5920-00-012-2000