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 5996-00-018-8703
NSN 5895-00-083-8537
NSN 6145-00-291-5388
NSN 5920-01-212-1536
NSN 5945-01-658-3651
NSN 5965-01-230-2085
NSN 5960-01-198-2244
NSN 2925-01-100-3694
NSN 5985-01-391-8080
NSN 6110-01-185-1270
NSN 5945-01-334-8082
NSN 6110-00-596-9124