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 2925-01-129-1261
NSN 5965-00-812-9158
NSN 6240-00-172-5866
NSN 6150-01-335-0679
NSN 6610-01-358-7582
NSN 6620-00-586-6460
NSN 5930-00-869-2436
NSN 5965-01-588-8239
NSN 5915-00-067-7464
NSN 5960-01-323-6432
NSN 5925-01-142-1996
NSN 5895-01-281-1936