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 5996-01-620-4181
NSN 2925-01-550-0177
NSN 6145-01-535-6035
NSN 5855-00-408-2611
NSN 5950-00-312-5369
NSN 5930-00-417-8033
NSN 6240-01-100-7105
NSN 5975-01-202-3183
NSN 5965-00-362-2158
NSN 2925-00-896-7318
NSN 5925-00-006-1305
NSN 5960-00-549-3760