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 6645-01-304-4308
NSN 6150-00-900-8620
NSN 5950-01-106-1733
NSN 6620-00-593-5313
NSN 5999-01-354-1624
NSN 5975-00-763-5437
NSN 6645-01-250-5154
NSN 5935-01-546-7852
NSN 7035-00-421-8710
NSN 2925-01-356-6017
NSN 5990-01-132-3059
NSN 6610-00-931-3656