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 5835-01-492-4318
NSN 5985-01-158-0638
NSN 5855-00-147-2508
NSN 6645-01-571-8578
NSN 5996-01-322-5587
NSN 6110-00-577-8156
NSN 6620-01-199-8580
NSN 5965-01-480-3096
NSN 5990-01-529-6347
NSN 5925-01-227-5536
NSN 5950-01-250-3376
NSN 5910-01-307-8395