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 5996-01-168-9762
NSN 6130-00-502-3196
NSN 6145-01-371-9575
NSN 5855-01-112-7725
NSN 5915-00-553-7224
NSN 5930-01-615-6443
NSN 5925-00-960-5214
NSN 5920-00-554-0437
NSN 5835-00-087-9512
NSN 6645-01-370-7380
NSN 6220-00-233-7436
NSN 5855-01-030-8601