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 6130-00-769-9624
NSN 6145-00-365-0121
NSN 5985-01-602-9023
NSN 6650-00-629-8027
NSN 5895-00-922-9731
NSN 5855-01-100-3272
NSN 6610-00-500-0180
NSN 6645-01-179-0243
NSN 6135-01-463-7077
NSN 5996-01-281-7336
NSN 5905-01-619-9335
NSN 6645-01-473-1371