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 5915-01-496-8425
NSN 5999-00-834-5520
NSN 5920-00-782-6903
NSN 5945-01-185-6128
NSN 7035-01-218-6960
NSN
NSN 5996-01-416-6227
NSN 6150-00-198-7395
NSN 5920-01-276-9071
NSN 5950-01-019-4178
NSN 5960-00-244-5747
NSN 6110-01-233-3500