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 5998-00-790-4082
NSN 5945-01-442-2347
NSN 5985-01-204-4503
NSN 5855-01-063-6340
NSN 5905-01-131-4053
NSN 5930-01-634-0659
NSN 5990-01-242-4493
NSN 2925-01-394-5650
NSN 5905-01-330-7747
NSN 5905-01-642-1178
NSN 6130-00-150-2372
NSN 6685-01-187-4095