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 5905-00-316-6190
NSN 6650-01-284-1158
NSN 5960-00-682-8627
NSN 6685-01-336-2780
NSN 6105-00-281-3928
NSN 6240-01-476-7935
NSN 5835-01-227-2318
NSN 6135-01-008-4595
NSN 5975-01-451-7084
NSN 5985-00-901-3895
NSN 5915-01-205-1493
NSN 5965-01-177-4872