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 5835-01-171-9126
NSN 6220-01-215-0907
NSN 6110-00-161-4115
NSN 5920-01-534-7866
NSN 5935-01-516-9958
NSN 5985-01-386-7465
NSN 6610-01-139-4713
NSN 2925-01-016-3111
NSN 5835-01-118-4690
NSN 4140-01-534-3962
NSN 5999-01-578-0840
NSN 6685-01-476-6989