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 5935-01-428-6797
NSN 6145-01-359-4148
NSN 2925-01-027-1293
NSN 6645-00-435-5610
NSN 5975-01-215-1205
NSN 2925-01-528-7333
NSN 5920-00-130-3593
NSN 5835-00-243-0594
NSN 4140-00-999-2577
NSN 5985-00-947-6813
NSN 2925-01-325-3974
NSN 5975-01-089-9053