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 5925-01-416-4880
NSN 5920-01-088-0707
NSN 5895-01-352-5695
NSN 5975-01-461-2382
NSN 7035-00-941-4949
NSN 5915-01-476-7124
NSN 5925-01-481-3442
NSN 5855-01-416-1527
NSN 6650-00-181-8376
NSN 5985-01-233-7252
NSN 6145-00-528-6467
NSN 5996-01-229-7434