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 5915-00-060-7932
NSN 2925-01-391-9247
NSN 5910-01-627-5947
NSN 5990-01-254-3197
NSN 5915-01-131-3656
NSN 5925-01-248-8394
NSN 5925-00-739-8068
NSN 4140-01-522-0269
NSN 5950-00-170-8477
NSN 2925-01-197-7864
NSN 6105-01-045-7236
NSN 5996-01-155-2467