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 5950-00-725-8975
NSN 6130-01-191-6787
NSN 5996-01-311-0640
NSN 5945-01-030-1261
NSN 6620-00-140-8644
NSN 5895-00-816-5561
NSN 5960-00-315-0358
NSN 5945-00-619-3553
NSN 2925-01-573-1067
NSN 5950-00-835-9661
NSN 5895-00-176-5545
NSN 6645-01-316-4900