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 7035-01-506-9957
NSN 6145-01-430-8864
NSN 5855-00-185-1560
NSN 5910-01-196-5110
NSN 5905-00-107-8024
NSN 6610-01-212-9817
NSN 6145-00-155-5297
NSN 6645-01-615-8359
NSN 6610-01-518-3044
NSN 2925-00-520-9546
NSN 5950-00-080-8388
NSN 6240-01-141-5230