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 6135-01-463-3898
NSN 6240-01-234-1594
NSN 5910-01-143-8914
NSN 6145-01-413-7410
NSN 4140-01-287-5429
NSN 6110-01-051-1395
NSN 6610-00-630-0494
NSN 6150-01-660-2447
NSN 6320-01-106-4414
NSN 5905-01-445-5698
NSN 6135-01-122-4448
NSN 5835-00-761-5615