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 6620-00-329-9460
NSN 6645-01-322-8897
NSN 6130-01-023-3430
NSN 6240-01-558-8377
NSN 5920-00-054-3381
NSN 6620-00-241-2165
NSN 6645-01-111-1144
NSN 5920-01-466-1485
NSN 7035-00-392-5417
NSN 5975-01-524-3842
NSN 6610-00-300-4774
NSN 2925-01-190-9352