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 5985-00-448-3001
NSN 6645-00-877-6002
NSN 5985-01-317-3143
NSN 5945-01-467-5581
NSN 6320-01-409-1388
NSN 6145-00-197-3533
NSN 2925-01-295-9337
NSN 5855-01-125-9167
NSN 6240-01-145-4916
NSN 6650-01-519-9165
NSN 5895-00-222-1658
NSN 6645-01-076-4655