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 6240-00-078-2360
NSN 5985-01-399-0614
NSN 6150-00-437-5489
NSN 5996-00-661-1151
NSN 6110-01-416-8485
NSN 6685-01-182-9494
NSN 6220-01-038-8292
NSN 5895-01-079-1739
NSN 6135-01-056-4609
NSN 5915-01-633-9845
NSN 5996-00-856-5450
NSN 4140-01-288-4867