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 6320-00-160-0899
NSN 6135-01-223-3869
NSN 5985-00-500-0269
NSN 5985-01-197-3011
NSN 6610-01-549-4960
NSN 5960-00-895-0542
NSN 6240-00-643-4532
NSN 5975-00-688-4625
NSN 6145-01-222-0907
NSN 6105-01-482-1267
NSN 6150-01-167-8735
NSN 5895-01-592-5549