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 5935-00-180-4193
NSN 5965-00-450-5408
NSN 6110-01-367-0441
NSN 7035-01-160-4423
NSN 5920-01-088-0707
NSN 6220-01-369-8040
NSN 6145-00-156-4394
NSN 5998-00-633-5169
NSN 5965-01-486-3564
NSN 6135-01-575-8362
NSN 5975-01-517-9485
NSN 6135-00-837-5331