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 5905-00-351-0163
NSN 5950-01-232-6537
NSN 6620-01-575-9561
NSN 5855-01-355-5521
NSN 6130-01-378-6778
NSN 5975-01-276-6791
NSN 5930-00-018-4485
NSN 6240-01-290-6449
NSN 5920-01-349-0012
NSN 6130-00-831-7580
NSN 4140-01-392-4520
NSN 5895-00-648-9549