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 6645-01-437-9017
NSN 5925-00-332-9957
NSN 6110-01-540-8371
NSN 6320-00-725-0754
NSN 5945-01-211-6585
NSN 5895-00-852-4237
NSN 5930-01-057-1687
NSN 6620-01-648-1594
NSN 6610-01-491-0869
NSN 5905-01-337-2294
NSN 6150-01-556-5578
NSN 5950-01-181-5973