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 6105-01-159-0050
NSN 6645-01-150-2039
NSN 5905-01-116-8934
NSN 5895-00-691-6103
NSN 6150-01-347-8974
NSN 5950-01-151-5100
NSN 5975-01-110-5874
NSN 2925-01-487-0886
NSN 5905-00-715-9474
NSN 4140-00-268-9285
NSN 6110-01-168-8600
NSN 5855-01-594-2892