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 5920-01-311-4608
NSN 5975-01-411-5626
NSN 6220-01-437-9755
NSN 6130-01-433-0291
NSN 5925-00-790-3167
NSN 6240-01-036-3031
NSN 5999-01-633-9816
NSN 5835-01-457-5630
NSN 5998-01-217-5961
NSN 5975-01-076-9582
NSN 5945-01-148-6287
NSN 5975-01-068-3705