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 6135-00-170-8819
NSN 5910-00-170-9793
NSN 5975-00-327-8586
NSN 6105-01-138-8673
NSN 5855-01-477-3241
NSN 5855-00-337-3679
NSN 5855-01-400-1590
NSN 7035-01-467-4539
NSN 5855-01-236-9645
NSN 7035-01-155-0153
NSN 6645-01-446-5419
NSN 6135-01-504-4309