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 5975-01-487-6417
NSN 5996-00-606-7041
NSN 5930-01-106-3686
NSN 4140-00-894-0539
NSN 2925-01-203-0493
NSN 5895-01-176-6983
NSN 6610-01-010-4516
NSN 7035-01-529-8844
NSN 5935-00-400-6217
NSN 5895-01-348-7442
NSN 5905-01-125-9314
NSN 6320-00-908-6841