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 5930-00-632-7094
NSN 7035-01-054-7988
NSN 6650-00-287-5868
NSN 4140-01-262-3184
NSN 5996-00-465-6263
NSN 6645-00-966-0251
NSN 5996-00-109-3819
NSN 5960-00-869-3995
NSN 5910-00-761-9409
NSN 5925-01-099-0974
NSN 5920-00-485-9170
NSN 5835-01-522-1023