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 5990-01-468-1292
NSN 7035-00-541-8516
NSN 2925-01-143-4229
NSN 5999-01-139-6241
NSN 6130-00-823-8481
NSN 7035-01-620-1359
NSN 5930-01-242-8128
NSN 6220-00-225-1732
NSN 5920-01-113-8048
NSN 6145-01-304-4496
NSN 5965-01-618-4939
NSN 2925-00-925-0545