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 5975-01-423-9387
NSN 6150-01-027-0798
NSN 5905-00-954-2633
NSN 7035-00-232-4043
NSN 5990-01-300-7801
NSN 5835-01-090-2844
NSN 6240-00-879-5830
NSN 6240-00-806-4554
NSN 6150-01-172-0740
NSN 5835-01-124-1833
NSN 5965-01-495-4242
NSN 5905-00-701-1857